Extra Large Universal Upper Arm Cuff (No connector included) Size and fit: Adjustable to fit arm circumferences from 9 to 21 inches (22 to 52 cm). Designed for larger arms and for users who need a roomier cuff than standard sizes. Compatibility: Works with most upper arm blood pressure monitors that accept detachable tubing. Note that no connector is included, so use with monitors that have a compatible connector or reuse the connector from your original cuff. Materials and comfort: Made with durable nylon, soft silicone tubing, and strong Velcro for a secure fit. The cuff has a smooth, burr finish to reduce irritation and improve wearer comfort. Easy to : Flexible silicone tubing and standard cuff design allow straightforward replacement of worn or damaged cuffs. Remove the old cuff and attach this one to your monitor or connector for quick installation. Secure adjustment: Wide Velcro closure provides an even, snug fit across the upper arm to help maintain a consistent cuff position during measurements. Durable construction: Quality materials and reinforced stitching support repeated daily use in a home or clinical environment. Practical uses Home use for adults with larger arms who need a properly sized cuff for routine monitoring. Spare or replacement cuff for households with multiple users, allowing one monitor to serve different arm sizes. Clinics, care settings, or travel kits where a larger cuff is occasionally required. Before , measure the upper arm circumference to confirm the 9 to 21 inch range meets your needs. This product does not include a monitor or a separate connector component.