MADE FOR: INOGEN ONE G4 & OXYGO FIT*Please know these two units are the same, just different names! FEATURES:Color – PurpleLightweight Cordura Canvas with Patented Breathable MeshDurableProper Ventilation Great for Men & WomenCharging Accessibility (your unit can remain inside the backpack)Oxygen Tubing HolderAdjustable Waist Straps with Removable Chest StrapsCarry HandleDIMENSIONS: LENGTH: 6.25” (Right to Left)WIDTH: 3” (Front to Back)HEIGHT: 7.5” (Top to Bottom – Fits Standard & Double Battery)WEIGHT: 12 ouncesCARRY HANDLE: 9”BACKPACK STRAPS: 16.5” Shortest – 40.5” LongestWAIST STRAP: 8” Smallest – 48” LargestSHOULDER STRAP WIDTH: 2.75 (Triple Padded Mesh Foam)CLEANING: You can easily spot clean with soap & water – air dry. If it requires a full wash, we recommend dry cleaning!We test all of our products with the unit for months, they go through rigorous testing to ensure you and your unit are safe! Here at o2totes we focus on product quality, affordability, & style. We know wearing oxygen can be cumbersome, that’s why our backpacks are made for you!