Color: Blackx5pcs Size: 2.7X2.7CMx5pcs Screw conical rubber washers-- wide application---it can be widely in the bolts of the toilet seat ring and any bolt that needs a sealing washer. Conical rubber washers-- the simple design will ensure its high performance as excellent toilet water tank bolt accessory. Screw conical rubber washers-- wide application---it can be widely in the bolts of the toilet seat ring and any bolt that needs a sealing washer. Conical rubber washers-- the simple design will ensure its high performance as excellent toilet water tank bolt accessory. Leak-proof bolt conical washers-- it is lightweight, easy and convenient to carry and store when not in use without any effort. Rubber washers for toilet screws-- reasonable design, useful and excellent, for toilet screw use, good sealing effect. Homoyoyo 100 Pcs Sealing Ring Gasket Leakproof M10 Rubber