Space Capsule Pet Carrier for small pets up to 12 lbs, part of the Cat Backpack family. Designed to make travel practical for you and your pet during trips, hikes, bike rides and camping. Breathable expandable space: expandable hard shell on two sides creates extra room for your pet to relax. The breathable design helps reduce anxiety from confinement and exposure during the journey. Three carry options with comfort in mind: three carrying methods, anticollapse padding, and a portable design for easy transport. Smart, durable design: full open entry for easy in and out. Antiscratch mesh protects the bag from light chewing while still providing full ventilation and air circulation. The mesh is fully ventilated to keep your pet comfortable. Practical use scenarios: Daily travel and outings with a small pet in urban or suburban settings. Outdoor activities such as hiking or biking where your pet needs a secure, comfortable space. Weekend camping trips where you need a versatile carrier with extra storage for gear.