Description This shape shifting backpack is perfect for the minimalist traveler. Simply toss it in your carry-on for an ultralight daypack upon arrival. We named it after Rik Christensen, a long time friend and inspiration to Gossamer, who understood the need for a light storage option while exploring. Features Interior hanging stretch mesh pocket, doubling as the stuff pouch Ergonomic lightweight airmesh straps Easy cinch top with quick pull tab A convenient top grab handle Reinforced pull points The RikSak is not Fast Belt compatible Specifications Weight: 4.91 oz / 139.3 g Dimensions: Height 21" / 53.3 cm (to casing seam), Height 18" / 45.7 cm (to strap exit), Width 12.75" / 32.38 cm, Depth 3.5" / 8.89 cm (In use), Height 6" / 15.24 cm, Width 7" / 17.78 cm, Depth 1.5" / 3.8 cm (Packed) Capacity: Main Pack Body 20 L Materials: 70D Recycled Robic Nylon (PFAS-Free), Nylon/Span Stretch Mesh, Polyester Airmesh