1.Size M=17cm L=18 2.12 Kinds Color 3.one year guaranteed 4.Original product 5.3 ATM waterproof Battery Changeable battery, long time use watch.can be used for 12 months, and 24 months on Waterproof 3 ATMBand Materialenvironmental silicone material,100% high quality,Eco-friendly, harmless. Packaging Size 50pcs/1 small case , 400pcs=1 big Carton Watch SizeS=17cmM=18cmL=19cmColor12 different colors ...