For pets up to 16 lbs, the Hideaway™ Backpack, by Prefer Pets is the (NEW!) thoughtfully-designed, safe and secure carrier for life on the go with small pets. It can be used as a duffle or backpack all while keeping your pet safe and secure. Mesh windows on all four sides provide ample ventilation making this carrier the ideal choice for your pet's health and comfort. Each panel features a roll-up-n-down privacy cover to shut out distractions for discreet travel.