Skillbuilders Knee Support 22 x 13 x 17 Wedge Bath Shower Chair Accessories Full rail cross brace location 8975 Full rail cross brace location indicators have been added to the spring deck to make positioning of ProBasics full bed rails simple and safe * Nonin Medical's Model 7500 pulse oximeter has a unique low profile design that enables it to fit easily on a tabletop or into its own carrying case * The stylish compact 7500's simple functionality minimum 16 hour battery life 4 hour quick recharge and minimum or 70 hours of memory makes it well suited for a variety of clinical and homecare applications * Like all Nonin portable oximeters the 7500 provides a wide variety of display indicators that provide reliable readings * Over 70 hours of memory available for extended monitoring * PureSAT© pulse oximetry technology * Skillbuilders© premium rolls and wedges have an integral waterproof polyurethane coating that is easily maintained * Supports knees and lower legs when user is in supine position