Arm & ankle cuffs for comfort. This suit can also be used as a Mechanic / Pit Marshall suit for various circuit racing events such as the Isle of Man TT and 24 hrs (heures) Motos Le Mans. STR SINGLE LAYER RACE SUIT & RAIN SUIT SIZING CHART. The item "STR Graphite Start Race suit Single Layer SFI Approved 3.2A/1, Proban, F2 Oval" is in sale since Friday, January 12, 2018.This item is in the category "Vehicle Parts & Accessories\Clothing, Helmets & Protection\Car & Kart Racewear\Race Suits". The seller is "mcgillmotorsport" and is located in Kirkcaldy. This item can be shipped worldwide.