Cortech Aero-Flo Air Motorcycle Jacket. Features Performance fit, abrasion-resistant 600D polyester shell with mesh panels Waterproof zip-out full sleeve rain liner Two zippered hand and chest pockets, one hidden wrist pocket, and four internal storage pockets Pre-curved and rotated sleeves CE-level 2 SAFE-TECH shoulder and elbow armor Removable EVA foam back pad (fits SAFE-TECH 851 size L back pad) Includes an 8" jacket-to-pant zipper attach-ment with pant side included Genuine YKK® zippers Sizing Please measure the circumference of your chest using a cloth tape measure and add 1" if the measurement is an odd number to get to the next even number and choose your size from the chart below. Please note all measurements are in inches. SIZE CHART SIZE CHEST WAIST SLEEVE HEIGHT XS 36 29.5 25 5'7" - 5'9" S 38 31.5 25.5 5'9" - 5'10" M 40 33.5 26 5'10" - 5'11" L 42 35.5 26.5 5'11" - 6" XL 44 37.5 27 6 ' - 6'1" 2XL 48 41.5 27.5 6'1" - 6'3" 3XL 51 44.5 27.5 6'3" - 6'4" 4XL 54 47.5 28 6'4" - 6'5" TALL MDT 40 33.5 28 6' - 6'1" LGT 42 35.5 28.5 6'1" - 6'2" XLT 44 37.5 29 6'2" - 6'3" 2XT 48 41.5 29.5 6'3" - 6'4" 3XT 51 44.5 29.5 6'4" - 6'5"