Nils Womens Ethyl Stretch Bib Nils Style # 39384 way stretch bib in a 3 layer fabric. Adjustable shoulder straps and small coin pocket. + Adjustable Elastic Straps + Critically Seam Sealed + Gaiter with Lycra Insert + Liftpass/Chapstick Pocket + Zippered Gusset Bottom of PantsFABRICATION: 89% Polyester / 11% Spandex.