... non-toxic, no pollution to rice and bran, clean, bright white grain of rice, pure color quality.Usage:Rice hulling rubber ... .530.5±0.530.5±0.530.5±0.5ColorBrown, White, Amber,CreamHardness Shore A90-95degreeBrandRoaring Lion, QiaoWang,Yashi,OEMOEM order ... specification or send sample to us , we can creat to supply it for you . 6'' or 10'' white polyurethane rice huller rubber ...