1.Material: according to your requirement 2.Good price & service 3.Customer made, based on your own design 4. ISO Standard Rubber Wheel Chock MaterialNR,SBR,CR,or Authorized material SizeAccording to 2D/3D technical drawing, or sampleColorBlack,white,transparent,gray,green,yellow,blue,red etc. We have Pantone/ RAL Color CardDuro/hardness40-90 Shore ATechnicsDesigned by 3D drawing wit high ...