OS SYSTEMS, INC.  is the leading manufacturer of light weight, high performance fabric drysuits.   Each drysuit, wader and drytop is individually hand crafted in the USA with an uncompromising dedication to quality and performance.

Since 1983, OS SYSTEMS has designed and manufactured over 90,000 quality drysuits, along with Thermal Wear and related drysuit accessories, for sport, military and commercial diving, search and rescue/recovery (diving and surface water), maritime and Coast Guard exposure protection, marine biology, aquaculture, fishing & hunting, water skiing, wakeboarding, personal water craft, sailing, canoeing, rafting, white water and sea kayaking.

Every drysuit is individually tested under water and under pressure to guarantee dry.   Every wader is individually tested under pressure to guarrantee dry.

OS SYSTEMS maintains a full service, in house, repair facility, servicing only OS SYSTEMS manufacture products, whether the OS brand or private label.