Lightweight and durable white backpack, the ALPHA SL 3 model. - Brand: ARC'TERYX - Model Name: ALPHA SL 23 - Color: White I am selling this as I have never had the opportunity to use it since purchasing it on this site. The previous seller stated they used it only once, and it is in a clean condition with no noticeable stains. This is a USED item, so please understand that returns and claims are not accepted.