The item in the image is an OMRON Intelli Wrap Cuff (model HEM-FL31), a replacement cuff for upper arm blood pressure monitors.
Size: Fits upper arms with a circumference of 22–42 cm.
Technology: Features Intelli Wrap technology designed for accurate measurements regardless of the position on the arm.
Compatibility: Compatible with various OMRON monitor models, including M3 Comfort, M6 Comfort, and M7 Intelli IT.