... .dustproof, oilproof, wear resistance Quick Details:Type:silicone kitchware Material:food grade silicon rubber Certification: ISO9001:2008,SGS,ITS,FDA,LFGB Place of ... resistance and can be easily cleaned and stored;4. Hardness grade range:30,40,50,60,70,80 or IRHD;5 ... ,FDA,LFGB;6:OEM is highly welcomed,if any. 100% food grade silicon kitchenware