... as customized 2,MOQ:5000pcs 3,Material: silicone 4,OEM & ODM warmly welcomed New Arrival Silicone O Rings:1,Performance: ... 2 thousand toolings of o-rings, washers and gaskets 3,Color: free choice(black, white, green, red, ... brown, yellow, purple, pink, translucent, clear etc) 4,Certificate:ISO9001, SGS 5,Shipment terms: By sea, express ... (OEM & ODM products warmly welcomed) New Arrival Silicone O Rings