... All style customize 4.RoHS,SGS,FDA Hygienic Silicone Water Bottle Cap: SZ Keywing Silicone Rubber Product Co.,Ltd, have variety ... criteria and striving for courting excellent quality, Dawoo provides perfect product and service to all customers. NameSilicone Bottle CapMaterial100% food grade ... prevent dust falling,simple design,easy to use,fitting for cups of various materials. Welcome your enquiry! ^_^