Exotic Nutrition s Double Hammock is made with soft double-layered polar fleece material that stays warm in the winter and cool in the summer. Provides your pet with a cozy nesting area and two fun levels of play. This pouch can be arranged to a relaxed hammock style or a flatted tunnel style. Hangs from side or top of any cage with heavy duty clips (hardware included). Hand-sewn with inside seams and 100% machine washable. Designed for sugar gliders squirrels marmosets and other small mammals. Large enough to hold up to six gliders three on each level. Measurements: approximately 12 x 12 and the bottom hammock hangs 4 below. Sugar gliders and squirrels are nest animals that require a safe place to sleep or nap preferably one that is quite dark and warm. Proper nesting material can help reduce stress levels and increase the quality of sleep your pet is getting all while optimizing their health. Provide at least 1-2 nest pouches inside the cage at all times. Always supervise pets during use. Thoroughly inspect accessories on a daily basis for loose threads or other hazards. Wipe product clean with a soft damp cloth or machine-wash as needed. Remove hardware clips during washing.