The Stearns i805 Rapid Rescue Extreme Dry Suit is made from a heavier fabric than their i800 suit, with better insulative qualities for extended work times in the water. The i805 has several additional features not found on the i800:
Waterproof/breathable fabric
Built-in air purge valve on upper arm
Neoprene seal protectors around wrists and neck
Built-in waterproof socks
Relief zipper
Reflective tape around wrists for added visibility
Internal suspenders provide optimum fit
Latex waterproof seals around neck and wrist
Waterproof entry zipper
Cordura knees and elbows for durability
Color is red upper with black lower