Osprey Pack Cover, black. Got this cover with a pack I bought but never used it. Don't see a size on it but its daypack size - I'd guess up to about 26L or so. Elastic to snug it up around pack, stuffs into pouch, all taped seams, no delamination or damage of any sort. Asking $15 shipped.

Pack cover A.jpg Pack cover B.jpg Pack cover C.jpg