... rc insert tire 2.Material:NBR foam 3.Durable,safety,anti-skidding 4.Good for toy rice car 5.black ... All the material is non-tonix,eco-environment,soft,smooth,light,safety,Skid-resistant function,weatherproof,anti-shock,anticollision.This RC tire ... toy car,bike,motorcycle,truck,babystroller.Durable,safety,wearproof,anti-shock,anti-skidding,anticollision,soft,light.Size:inner diameter 9cm,outter diameter ...