Questions You Should Know about Bent Head Paint Brushes

14, Jul. 2025

 

How to fix a paintbrush - Pro Arte brush

Causes of damaged brushes

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Brush hairs can start to fray from use alone. It’s only natural that over time hairs start to pull apart and not pull to a sharp point, but there are other factors contributing to hair damage:

Not cleaning your brushes

Leaving your paintbrushes to dry without cleaning them can cause the paint to splay and bend the hair. We recommend that you clean your brushes straight after using them to stop this happening.

Over cleaning brushes

Over cleaning or aggressive cleaning can actually wear down and bend your brush hair, especially with sensitive natural hair or softer synthetics. When cleaning your brushes, be careful and gently knead out any paint.

Using the incorrect solvents can also weaken paintbrush hair and make them more prone to damage.

Brush storage

Either during your painting or cleaning processes when you are not using your brushes, ensure that they are laid on a flat surface. Storing a brush upside down in water uses the weight of the brush to bend the hair.

Storing the brush upright after cleaning allows the colour to run back down into the ferrule. Once this water evaporates, the paint dries and splays the hairs. Unfortunately, because paint in the ferrule is inaccessible, the brush will now be beyond repair.

Restoring your brush

The first thing that you need to do is remove any old paint from the brush. You can read our blog on brush cleaning for more information.

Reshaping synthetic paintbrushes

Bring a pot of water to the boil and submerge all the hair for 10-15 seconds (Tip. You can shake the brush to ensure that the water penetrates all the hairs). The more bent the hair, the longer you want to hold it under water. Following this, gently reshape the brush either with your fingertips or by rolling the brush on a cloth to bring it back to a point. Finally, lay the brush down flat to dry.

Reshaping natural hair paintbrushes

This process is similar to synthetic brush reshaping, although natural hair is much more sensitive to boiling water. Instead, use simmering water and only hold the tip of the hair under water. The rest of the process in the same: gently reshape the brush either with your fingertips or by rolling the brush on a cloth to bring it back to a point. Finally, lay the brush down flat to dry.

Other tips

For any reluctant hairs, you can pick these with a pair of tweezers. Ensure that you’re picking these as close to the ferrule as possible- you want to pull the hair out of the glue, not snapping the hair!

Throw away your brush caps! These are only to ensure that the brush head remains intact during transport and should not be replaced once the brush has been used as you can trap and damage hairs.

Remember that paintbrush hair is very delicate, so there is only a certain number of times that you can reshape and repoint them. But this guide should help to extend the life of your materials.

Frequently Asked Questions - Rosemary & Co Artist's Brushes

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We get asked all of the time for the ‘magic’ brush. Sadly, there is no such thing, though there are certainly plenty of options available. And although it’s difficult to recommend a brush to someone without knowing specifically what they are painting, here are some helpful guidelines I want to share.

My first piece of advice would be to buy the best you can afford. I can’t tell you how much you will appreciate a good brush, once you get hold of one. You must remember that the brush should be an extension of your arm. The last thing you need is for the brush not to behave how you intended. Secondly, you need to decide what you need the brush to do. This may sound obvious, but very few people are able to use the same brush for their entire work. If you know that you need a brush for – blending or softening your edges, as an example – that’s a start. Below I’ll try and break down the different types of Oil brushes available, and what you should expect when using them.

Another useful tip would be to figure out which handle length suits you best. Our shorter handles (also known as standard handles) are approximately 7 inches. The longer handles are approximately 11 inches, and are generally favoured by Oil artists as they allow better perspective. If you’re really daring, we do offer a 24 inch handle which is a technique old masters such as Sorolla adopted.

It’s best to separate Oil brushes into Synthetic (fibres) and Natural (hair) when trying to explain the differences.

As an overall brush, Synthetics are all fairly easy to clean, withstand a good amount of abuse, and they are relatively inexpensive. It’s also important you should understand that synthetic fibres have come on in leaps and bounds over the past 14 years, like many other man-made products and so they no longer hold the taboo they once had. If you haven’t dared to try synthetics in the past because you thought they were ‘student’ grade, I urge you to reconsider.

Ivory Synthetics

These are our most popular synthetic range for Oils. They come in a variety of shapes and sizes, and are available on the shorter and longer handles. We also offer these on our 24″ handle length.

If you want to learn more, please visit our website Bent Head Paint Brushes.

The Ivory fibres have been sandblasted with shards of glass, which make them firm, and wear down well. They clean really easily, and last a lot longer than your average synthetics would. The Ivories will be a good work horse for you, and many of the leading artists all over the world consider these their go-to brushes. We highly recommend the Ivories for water-mixable oils too.

The Ivory is synthetic bristle at its best, a cross between the feel of nylon and hog bristle. They are 100% synthetic and vegan-friendly.

Evergreen Synthetics

The Evergreen Synthetics are a newer range for Rosemary & Co. We developed these as a present for some of our top artists several Christmases ago. Their feedback, “PLEASE! Introduce this range!”… and we’ve never looked back… The Evergreen range are so popular.

They are literally the Ivory brushes dyed Green (for Christmas!). It’s quite remarkable how the dye completely changed the temperament of the brush. The Evergreen’s are slightly softer than the Ivories, but still have a good snap. I’d recommend trying one alongside an Ivory brush, you’ll feel the difference. Similarly, they clean well, withstand a good amount of abuse, and are inexpensive. They are 100% synthetic and vegan-friendly.

Eclipse Synthetics

The Eclipse Synthetics are a synthetic mongoose, which is designed to mimic the real thing.

They have more spring then their natural companion (Masters Choice). They are softer than the Ivories, Shiraz and the Evergreens. This fibre would be ideal for blending and softening work. Most folks enjoy them for Alla Prima and for the final finishes on their paintings. They are particularly favoured amongst portrait artists too. The Eclipse have been dyed four times to look like the mongoose, and again, the dye does make them feel different than the other synthetics available.

They are 100% synthetic and vegan-friendly.

Shiraz Synthetics

The Shiraz synthetics are ideal for Oils, Acrylics and Watercolours. They are also becoming increasingly popular for water-mixable Oils.

This range has an excellent ‘snap’ and ‘spring’ to them, with paramount resilience and durability. They are extremely versatile which makes them ideal for use with any medium. Again, they are easy to clean, and hold their shape well. They are 100% synthetic and vegan-friendly.

As a general rule Natural hair brushes are more expensive than the Synthetic brushes. They are also usually softer, and the hair will wear down more quickly with these. However, some of the marks you can gain from a natural hair brush just simply can’t be achieved with a synthetic brush.

Masters Choice

The Masters Choice brushes are our most popular natural hair brushes.

They are a unique blend of badger hairs (once were the mongoose hair). They are absolutely brilliant for alla prima work, allowing you to work ‘wet on wet’ without pulling the paint away. The hair is responsive and firm, yet gives almost a velvet feel. They are ideal for adding highlights and tonal values. They are resilient, and will wear down well.

Pure Red Sable

The Pure Red Sable are a treat for Oil artists.

They are a brilliant choice if flexibility is needed. You can get precision with the Red Sable, as well as it being a good blocking-in brush, particularly in the larger sizes. If you can afford to try the Sables, I can guarantee you will not be disappointed.

Ebony

The Ebony range is a blend of natural hairs, which closely mimic the Sable, just at a lower cost.

They are a little unsung gem. Literally everyone I speak to who has tried these always asks why they are not more popular. I think the reason being, that we only offer them in a couple of shapes. We may work on other shapes if enough people ask for them. This range is strong enough to work with oil, but has a good softness for blending. I’m sure this range would become a favourite if you were try try them.

Ultimate Bristle

We offer lots of different bristle brushes, however the Ultimate range is our newest addition.

The interlocked bristle brushes offer the artist a traditional brush but with double the interlock. We take two equal amounts of best quality Chinese bristle and set them opposite each other so that the natural curve is facing inwards.The bristle is selected in length and size to enable perfect balance. Although labour intensive, this gives the artist a hard wearing brush which keeps its shape for a very long time. Easy to clean and a good performer. They are currently only available on long handles.

Classic Bristle

The Classic Bristle is slightly different to the Ultimate Bristle.

The Classic is a blend of 90% Bristle, 10% synthetic. This blend allows the bristle to clean easily, and wear down a little better. A long awaited range designed for the traditional oil painter who likes the feel of a bristle brush and the brush mark achieved but doesn’t like the durability and the way bristle can sometimes ‘splay’. This blend of bristle and strong synthetic is ‘interlocked’ allowing the brush to retain it’s original shape for much longer.

Conclusion

I hope this has been insightful to break the ranges down. There are lots more I could have talked about, but I think the above are really key for getting to know the differences. I made up three assortment brush sets sets which give a taster into the different ranges. They are a good set if you want to try the different hairs and fibres but the same shape. You can view these sets on our website; Oil Filberts, Oil Flats and Oil Round Assortments.

And finally, there’s cleaning your Oil brushes. For now, all I will say is make sure you do clean them well. There’s a lot of advice out there (and maybe people would like me to write a post about that some time too?). It seems such a shame, and a waste of hard earned money, to have such beautiful brushes and be hindered by the fact they’re not cleaned properly. If you ever need some more help or advice, know that we are a small company and we are real people. I’m always there to try and answer any questions you may have about brushes. I’d like to sign off this post by offering you a free mail order catalogue. In there, all of the brushes have been photographed actual size. That’s really useful since there’s no universal brush size across the different companies, sadly. There’s also heaps of information in there should you wish to know more.

Start with wiping your brushes on a rag or paper towel. As brush makers, we do not endorse mineral spirits, non-odourless spirits or solvents. We recommend Oil to clean Oil. In short, you need a lighter oil than the oil you are painting with to clean your brush. You can use Linseed Oil, Vegetable Oil and more. The oil conditions your brushes too.

To clean them thoroughly you can use a dish soap (in England we call it fairy liquid), or overseas you may have Murphys Oil Soap or Dawn.

A good tip is not to load the brush right down to the ferrule. You must make sure you clean the whole brush; not doing so will cause it to splay outwards. Be sure to reshape the brush once you’ve cleaned it through and a great tip by Richard Schmid is to fold card over your flats and filberts and clip a peg on them to hold them in shape.
Truthfully there’s a million and one ways. Everyone has their own way of doing things but I’ve written more specifically about our Oil Brushes in this blog.

Conclusion

No matter what works for you, ensure that you reshape your brushes to the way they first looked when you bought them, before you let them dry. If you have round brushes with caps on them, we recommend to throw those caps away. The protective cap we use is for transport purposes only and unless you have brilliant eyesight and a steady hand, you’ll bend back the hairs each and every time you try to get the cap back on. You also stand a change of putting the brush away damp with the cap still on there, which can cause mould. Always leave your brushes somewhere they can dry completely (do not store them in an air-tight container before they are dry). Invest in a wrap or brush case to carry your brushes.

We sell Brush Holders for a few pounds to store your brushes upright in your studio. Alternatively, we sell beautiful bamboo brush rolls and leather brush wraps for carrying your brushes. Both of these allow your brushes to dry naturally and ensure no mould.

The colour of the hairs or fibres will change over time – this is normal and does not affect the performance of the brush. For any synthetic brushes loosing their shape you can hold them in just below boiling water for 30 seconds to a minute, this should help pull them back into shape.

Natural hair brushes can enjoy a treat of hair conditioner from time to time, soak them and leave them for 30 minutes – when you come back to them and rinse it out they should feel nice and soft again.

The best advice one can give is to ask! Ask your teacher and your art friends. If you find a way that works for you then stick with it. Just remember, your brushes are an investment and worth taking care of.

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