Outdoor Sport Backpack with Water Bag Storage Hydration Pocket Color:Red and Bladder Automatically heart rate measurement

Automatically heart rate measurement

VALUABLE PACKAGE: One package contains 6 packs of 10 sandpaper replacement strips

save time and effort

suitable for all types of nails

high and low tone can be adjusted

Outdoor Sport Backpack with Water Bag Storage Hydration Pocket Color:Red and Bladder Automatically heart rate measurementLightweight design Just about 550g Water repellent fabric Water droplets cannot penetrate directly 3D breathable backpack system Large area of the use of breathable materials, so that the air better circulation. Ergonomic design Close to the body and improve adhesion Water supply system design The backpack has independent water bag fixed design. The independent water bag warehouse can make the water bag more stable in the backpack. Note: the backpack