Outdoor Cycling Backpack Color:gray-navy blue Receive real-time activity alerts when

Receive real-time activity alerts when motion is detected

roomy enough hold your cell phone

ABS environmental protection material and electronic components is non-toxic and practical

1 x Remote control

The stitch needle line is stitched very carefully and firmly

Outdoor Cycling Backpack Color:gray-navy blue Receive real-time activity alerts whenFEATURES Made with high quality materials, this backpack is adjustable to fit all sizes. Breathable shoulder straps and padded back create a comfortable fit. Tighten and buckle the chest strap and you'll be ready for your next big adventure! Dimensions: 35*18 cm. Comfortable fit for all sizes with adjustable chest and shoulder straps. (Recommended Chest: 60 130 cm) Main Zipper Compartment includes elastic pocket for hydration bladder; extra space