Our fully encapsulating GTB is a Type 1A - ET enhanced robustness reusable gas-tight suit covering both the wearer and breathing apparatus. Manufactured in a choice of hard wearing reusable suit materials, including ChloroTex a high-performance laminate material with a CSM (chlorosulfonated polyethylene) rubber orange inner and red outer surface and an internal chemical barrier film. Chlorotex proves excellent chemical resistance in a comparatively lightweight but durable reusable garment material.