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Mark the contents of your tanks with this handy tape! Perforated for ease of use; Contains spaces to mark your initials, date, contents. New reduced price and more stickers -- over 500 -- per roll...

The ExtendAir CO2 Absorbent Cartridge is the preferred scrubber used in the O2ptima and O2ptima CM rebreathers. Being “the solid choice,” the ExtendAir cartridge addresses many problems that...

Halcyon regulator packages are assembled to support specific diving configurations, from simple recreational setups to complex technical systems. Each package is designed with function, reliability,...

The Halcyon H-50D First Stage Regulator is engineered for consistent performance in the most challenging environments.​

The Halcyon H-75P First Stage Regulator is engineered for divers seeking top-tier performance and reliability. Its balanced, freeze-resistant piston design ensures consistent airflow even in cold...

The Halcyon Aura Second Stage Regulator is engineered for reliable performance and a smooth breathing experience. Whether you’re a new diver or a seasoned explorer, the Aura offers excellent...

The Halcyon Halo Second Stage Regulator delivers smooth, high-volume airflow, ensuring natural breathing underwater. Precision-tuned, high performance second stage regulator Featuring adjustable...

The Halcyon Stage SPG is a compact, dual-scale pressure gauge designed for technical divers. Its lightweight build ensures optimal balance when used with stage or deco cylinders. Compact, dual-scale,...

The Halcyon Master SPG is built with a rugged chrome-plated brass housing and a tempered glass lens to withstand the demands of any dive. Dual-scale, durable, and diver-tested for ultimate...

Shearwater's most compact dive computer redefines diving convenience and versatility for sport divers. Incorporating a compact design with advanced features, the Tern TX includes both optional...

The PEREGRINE TX is a fusion of the beloved PEREGRINE'S large, user-friendly interface, plus core features from our flagship model the PERDIX 2 - air integration and a digital compass. Designed for...

The Shearwater Tern and Tern TX models redefine diving convenience and versatility for sport divers. Incorporating a compact design with advanced features, these dive computers, especially the Tern...

Merging state of the art manufacturing techniques, innovative engineered materials, and consumer feedback, Shearwater has successfully developed a low-profile, sleekly contoured design without...