透湿 とうしつ防水 ぼうすい せい素材 そざいであれば
tōshitsubōsui sei sozaideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 透湿防水性素材

1. If it is a breathable waterproof material.; If it’s made of breathable waterproof material.

Ba Conditional