Silicone made, eco-friendly,flexible,non-toxic 2.great push&pull design 3.cheap and Mini fashion 4.23 colors for choose Packing: : 1.Each piece packed in one opp bag 100pcs/ctn Carton size:60*36*40cm, G.W./N.W.:11.5kgs/10kgs can be packed according to customer\'s demand Delivery Detail: 10-15 for small quantity, 25-30days for large quantity.