Neoprene is sold by the Linear Inch
1/8" 3mm Neoprene with 50" width. Sold by the linear inch or by the sheet (approx 80" length). NEO or polychloroprene is a family of synthetic rubbers that are produced by polymerization of chloroprene. Neoprene exhibits good chemical stability, and maintains flexibility over a wide temperature range. It is used in a wide variety of applications, such as laptop sleeves, orthopedic braces (wrist, knee, etc.), electrical insulation, liquid and sheet applied elastomeric membranes or flashings, and automotive fan belts. "Technical information — Neoprene". Du Pont Performance Elastomers. October 2003. More general uses include shallow diving wet suits, surfing, sports and misc padding, horse applications, etc. This NEO3 is 100% Neoprene and more durable than SBR which is a 30/70 blend.