Arcteryx Pack Shelter Small Cayenne OnsSize
Lightweight and packable rain protection for backpacks. Featuring contoured shaping with an elastic drawcord closure for a secure fit, compression straps to reduce wind drag, easy access to top of pack while cover is engaged, and stow pocket. Fits the Altra 33 & 48 Women's, Altra 35 Men's, Kea 37 & 45, Alpha FL 30, Miura 35, Quintic 38, Khamski 38 and most other packs up to 50L.