Material: Made from safe and soft silicone.High quality and very durable.Due to the high quality durable material, you can wear our slap bracelet for a long time.Package: 12 slap bracelets, there are 12 different solid colors, enough quantity and for personal use, you can also share them with your family members or friends as a thoughtful gift.Size: 21.5 x 2.5cm (L x W), it is adjustable and flexible for everyone, suitable for both adults and children. It will form a proper bracelet loop depending on your wrist size.DIY bracelets: these silicone bracelets are all blank, you can let your creativity run free, decorate your own bracelets and show your own style, it is especially suitable for children in art class, DIY bracelets will be very interesting.