Silicone grip with a thumb ring for your Heirloom Traditions Oval Syntec brush. Keeps paint from running on to handle Easy to Clean! Syntec Brush sold separately (not included) Paint Ease is a unique cap that adds an extra silicone grip with a thumb ring to your Syntec brush. This means that you don't have to grip the brush as hard to make painting easier on your hands, fingers and your thumb! Syntec Brush sold separately (not included). This item is designed to work specifically with our Medium Oval Syntec Brush.