... Butyl rubber). Specific size as follows:1,The Agricultural tyre /tire with pattern R1 size:20.8-38,18.4-38,18 ... ,3.88-8 and so on .2, The Agricultural tyre/tire with pattern F2 size:11.00-16,11L-15,10.00 ... .00-12,4.50-125,The paddy field high tread tyre with pattern R2 size:600-12,650-16,750-16,8 ... ,11.2-24,12.4-28.6,The irriigation tyre,desert tyre with pattern R1 sze :11.2-24,11.2-38,14 ...