PRODUCT INFORMATION Material: Silicone Automatically surround the bracelet, more convenient to wear Flexible, durable waterproof and smooth to the touch,sunscreen, no decolorization, no deformation, Cleaning Instructions: Wash with soap, warm water and refill Adults/ Kids Unisex – One Size Fits All (The band strap length is adjustable ) Ages 7 & Up – Use With Adult Supervision Holds up to 10 mL of liquid The 8mm refill opening is wide enough to accomodate most product spouts It is washable, rewearable and for loose liquids and liquid gels. Holds up to 10 mL of liquids and is easy to refill. Fill with your liquid of choice and press on the wristbands logo to dispense at your leisure. This Wristband is ideal for those who travel, work in health care, service industries and just about anyone else. Makes the perfect gift for yourself and loved ones.