PLUG AND PLAY: Sleep Number and Select Comfort Mattress compatible Air Chamber. Hose is designed to fit with the common 3/8" valve or hose, featuring both female and male connectors for seamless setup. This type of chamber was measured and made to fit within the common 4" foam rail mattress encasements. Comes with 5' length hose, female and male connector. HEAVY DUTY & MORE DURABLE: Experience pressure-reduced sleep with the original Euro design of our Income Air Chamber, providing a full 6" of air suspension. Vulcanized construction eliminates seams for long-lasting durability. ECO-FRIENDLY: Crafted from high-quality natural materials like cotton and natural latex, offering a soft touch and promoting healthy sleep habits. Sleep soundly knowing it's good for you and the environment. EASY SETUP: Effortlessly set up for Sleep Number, Select Comfort, and REM Air System Pumps. Hassle-free installation means you can enjoy a restful night's sleep sooner. FROM THE TRUSTED MAKERS: Proudly brought to you by REM AIR SYSTEM (Silver Fish International, LLC), a trusted name in sleep product replacements. Ensure you get the right fit by measuring your existing air chamber's length, width, and height. PLUG AND PLAY: Sleep Number and Select Comfort Mattress Compatible Air Chamber Hose fits the common 3/8" connectors. Comes with hose and both, (1) female connector and (1) male connector to immediately hook up to your 3/8" valve or hose. HEAVY DUTY MORE DURABLE: original Euro design of the Income Air Chamber provides a full 6" of air suspension for pressure-reduced sleep. The vulcanized process virtually eliminates all seams. The material flows together & becomes a one-piece construction. ECO-FRIENDLY: Made with high-quality natural products that are sleep-friendly such as cotton and natural latex which is soft to the touch and promotes healthy sleep habits. Weight capacity: 400 lbs. per chamber. EASY SETUP: made for easy setup for your Sleep Number, Select Comfort, and REM Air System Pumps FROM THE MAKERS OF THE REM AIR SYSTEM (Silver Fish, LLC) THE ORIGINAL AND TRUSTED NAME IN SLEEP PRODUCT REPLACEMENTS. ***Does NOT come with air chamber zippers that enable chambers to zip together. ***These air chambers were measured and made to fit within the common 4" foam rail mattress encasements. Make sure to measure your existing area to ensure fit.