OS Systems Drysuit Size Chart -- Scuba Center has been selling quality scuba equipment for over 30 years. Our suppliers include: ACR, Aqua Lung, Aqua Sphere, Deep See, Dive Rite, Global Manufacturing, Henderson, Hodgman, Hunter, Innovative Scuba Concepts, Mad Dog, OMS, OS Systems, OxyCheq, Pelican, Poseidon, Pro Tec, Sospenders, Stearns Industrial, Trident, Viking, Warmers, plus a host of accessory companies. You will find support for a wide range of Surface Water Rescue and Public Safety Diving equipment at our Eagan, Minnesota location. If we don't stock what you need, we would be happy to special order it.

OS Systems Size Charts -- Since 1983, OS Systems has been the leader in manufacturing of lightweight, high performance fabric drysuits. The OS Systems line includes drysuits for sport, military and commercial diving, search and rescue / recovery (diving and surface water), maritime and Coast Guard exposure protection, marine biology, and a wide range of surface water sports. Every OS Systems drysuit is individually hand crafted in the USA.
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OS Systems Drysuit Size Chart
Suit Size Chest Waist Hips Weight Height
X-Small 33"-35" 26"-28" 34"-36" 90-115 4'11-5'2"
Small 35"-38" 28"-30" 36"-38" 115-135 5'3"-5'6"
Medium 38"-40" 30"-34" 38"-42" 135-160 5'7"-5'11"
Large 42"-44" 34"-38" 42"-44" 165-200 5'10"-6'1"
X-Large 46"-48" 38"-42" 44"-48" 200-230 6'1"-6'3"
XX-Large 50"-52" 44"-48" 48"-52" 230-260 6'2"-6'4"

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While these are excellent reference materials, in no way should this information be considered a replacement for proper training for the specific type of activity in which you plan to participate.