... of machine.It certificates SGS and be durable,green products. Rubber Sets:1.Material:rubber2.Color: any color is available.(black,gray ... Silicones resist acids, bases, solvents, chemicals, oils and water. Notes:1. It will not be affected by the encounter water or ... shape deformation, please note that when using. Advantage of us:(1) As a FACTORY started in 2005, we own rich experience ...