This is the Klymit Inertia X Frame. It really shines when used inside a sleeping bag that provides a lot of loft! - Brand: KLYMIT - Model Name: Inertia X Frame - Color: Yellow - Included: Stuff sack ※ The stuff sack has some scuffing, but the main body has no noticeable stains. Used only a few times. Please understand that this is a used item. Thank you!