Hydréa London Baby Brush with Soft Goats Hair Bristles Hydréa London Baby Brush with Soft Goats Hair Bristles A high quality brush perfect for your bundle of joy, the Hydréa London Baby Brush with Soft Goats Hair Bristles (Super Soft Strength) is made with super-soft goats hair bristle, soft enough for even sensitive baby skin and hair. Use to brush new hair or for a soothing skin massage to keep your baby groomed and happy.