What are the common materials used for dry suits?

Dry suits are designed to provide thermal insulation and protect divers from cold water, and the materials from which they are made play a crucial role in their effectiveness.

Neoprene is commonly used for its insulating properties. It traps a layer of water against the diver's skin, which is then warmed by body heat, creating a thermal barrier. Neoprene can be either closed-cell or open-cell, with closed-cell types providing additional buoyancy and thermal protection.

Trilaminates, which consist of a nylon outer layer, a waterproof membrane, and an inner layer (often also nylon), are known for being lightweight and flexible while still ensuring waterproofing. This material is particularly beneficial in varying diving conditions, as it allows for a better range of motion compared to traditional materials.

Rubber is known for its durability and provides a good seal against water entry. While heavier than other materials, rubber suits are often preferred for extreme conditions where durability and reliability are paramount.

These materials help ensure that dry suits are both functional in terms of insulation and structural integrity, making them suitable for challenging diving environments.