24 -Hour Customer Service: Test without risk. If the replacement soft band should not fit your heart rate armband monitor, please contact us and we can provide you with a full refund. Note: Only arm belt, hrm sensor is not included. Wearable Position: Wear arm band on the upper portion of the forearm. Sensor should be on the inside or top of forearm. It should be worn snug enough not to move on your arm, but not so tight that it restricts arm circulation. Comfortable and Breathable Wristband: The arm heart rate monitor strap is made of high -quality materials. Wear comfort and soft, easy to clean, durable. Ensures your device stays securely attached to your arm during climbing, biking, running, and intense workouts. Adjustable Sizing Strap Replacement: The package contains two different colors of heart monitor armbands for men and women. Replacement arm band length 15in (380mm) fits wrist/arm size 9.4in - 15in (240mm - 380mm). Please measure your wrist and make sure the size before you purchase. Compatible with Heart Rate Monitors: LIVLOV V11 armband heart rate monitor soft strap width is 20mm, compatible with most heart rate sensors (ANT+, Bluetooth). Specially designed to work on Orange Theory, OTF, Orange Theory Fitness, OTBeat Burn heart rate monitor arm. Also compatible with LIVLOV V9, Polar Verity Sense, Wahoo, Powr Labs, VorTec, smartLAB, Echelon, Fitcent, XOSS, moofit, CooSpo optical hr monitor armband.Sensor Type: Wearable. Battery Life: 24 Hours. Color: Black, Orange. Material: Silicone. Brand: LIVLOV. Date First Available: August 6, 2022. Best Sellers Rank: #1 in MP3 Player Armbands. Customer Reviews: 3.7 out of 5 stars 34 ratings 3.7 out of 5 stars. : B0B8S4GTG1. Manufacturer: ?LIVLOV. Material: ?Silicone. Color: ?Black, Orange. Brand Name: ?LIVLOV. Package Weight: ?0.02 Kilograms. Item Package Dimensions L x W x H: ?4.06 x 1.42 x 0.94 inches.