Hydréa London Bamboo Elasticated Head Band (Super Soft Texture - BCHDB) Hydréa London Bamboo Elasticated Head Band (Super Soft Texture - BCHDB) A comfortable, elasticated head band designed for superb grip and comfort, the Hydréa London Bamboo Elasticated Head Band is one size fits all and machine washable, perfect if using it to apply make-up. Keep your hair clean and out of the way and ensure your face is looking it's best.