silicone rubber fingers 1.Good quality. 2.Wear resistant. 3.Different size and style. 4.kill about 300,000pcs of chickens. Details about silicone rubber fingers: Materials NBR, also HNBR, ACM, PFM, FLS, CR, SBR, SI, NBR, IIR, VT etc. Characteristics Wear resistant, non-toxic, good physical and chemical property. Hardness 50~53A or as your request. Size and logo According to your request. Color ...