The PCI 1 Layer Driving Suit SFI 3.2A/1 is a single-layer racing suit designed for affordability and entry-level safety. It features PROBAN® construction and is SFI 3.2A/1 certified. Key design details include a Velcro closure at the belt and collar, a zipper front for easy wear, and boot-cuff legs for a secure fit. For the racer on a budget, individuals who are new to the sport, or racers who don't require Nomex clothing to meet the rules of their sanctioning body, our K1 single-layer race suit is perfect. Black and White 1-Layer, PROBAN® Construction SFI 3.2A/1 Certified Velcro closure at belt and collar Zipper front Boot-cuff leg Size Chart To use the chart below: Pick the suit that corresponds to your largest measurement. For example: If you are 5’ 8” and 163 lbs you would need to choose the Medium-Large suit. Size (USA) EURO Height Weight Chest Waist Hips Inseam Sleeve (lbs) (in) (in) (in) (in) (in) X-SMALL 44 5’4” - 5’5” 115-125 39 35 36 28 21 SMALL 48 5’5” - 5’7” 125-140 41 36 38 29 22 MEDIUM 52 5’7” - 5’10” 140-150 45 39 39 29 22 LARGE 56 5’10” - 6’ 160-180 46 41 42 30 22 X-LARGE 60 6’2” - 6’4” 185-205 47 42 43 32 23 XX-LARGE 64 6’4” - 6’6” 215-235 48 43 44 34 24 XXX-LARGE 68 6’6” - 6’8” 250-275 49 43 45 35 25