Textbook late war matching set of gasmask canister straps marked ebd 44

Textbook late war matching set of dark grey coloured gasmask canister straps with rubberized or rubber reinforced point. The straps are nicely marked ebd 44 which indicates productionPatra A.-G., Erzeugung techn. Gummiwaren, Napajedl/Mähren. These straps are rare to find as a marching set. Hard to upgrade set!