1,Made of silicone,Good quality,Plus Thick,So Thick that make powerful sound and keep bright Color,Package included:20 packs mini pop Turtle keychains,random color to send 2,Nice gift for kids,Not only paly it,but also get friendship by sending gift to surrounding friend,classmate.perfect gift for Summer camp,kids party,term beginning/ending,christmas gift.Students will work hard to earn what they want item. 3,It is perfect for backpack,key chain,Car key chain,Bike key chain,Good looking and easy to take it play on hand.You can play it and enjoy the loud sound anywhere,anytime. 4,perfect gift for Summer camp,kids party,term beginning,christmas gift 5,Please feel free contact to us,100% Hassle Free Money Back Guarantee 20 packs mini pop Turtle keychains,random color to send