1.100% high grade silicone 2.harmless to human body 3.highly elastic texture 4.water-resistand SILICONE SWIMMING CAPSMaterial 100% high grade silicone,Eco-friendly, harmless,non-toxic Size18.2*18.5*23Weightabout 60gDiameter18.2cmUsageadvertising and business promotion gift,suitable for all peopleLOGOcan be printed,debossed or embossedColorvariety of colors are availableDelivery1 day for samples, ...