... :50g/pcs 1.embossed and debossed ,printing can be accepted.2. use for holiday gift,promotional gift,thanks giving,graduation .3 ... . 100% ROHS silicone material, flexible.non-toxic, and eco-friendly4. Waterproof and ... .30 metre water resistance8. Passed ROHS and CE Promotional gift sport silicone watch for thanks giving/holiday/graduation