... you don't use them5) Use, stretch and collect them. They never go out of shape1.Material: 100%silicone rubber,base on FDA ... animal band,silicone rubber band,shape rubber band,silicone wrist band,zany band,crazy band,etc3.USE: They can use as a fashion ... Upon buyer’s requstPoduction Ability200,000 pcs/weekProducts rangeAll kinds of Rubber/Silicone bands availableColor and Logo color: red, black, yellow ...