Oxford fabric material: Made of high quality practical oxford fabric, it has the characteristics of tear resistance, durability, wear resistance and long life. Portable: Small, light, compact, portable and easy to use. Suitable for hiking, cycling, work, school, camping, fishing, travel, gift, leisure. Multifunctional pocket design: The pocket can hold scissors, mobile phones, gloves or batteries, pagers, torches, pens, keys or other small items. Adjustable: The size of the diamond pocket on the chest is about 22.5 x 5x 17cm. It can be adjusted in the shoulder strap and hung on the waist, chest and shoulders. Wide Application: It is Very Suitable for Outdoor Sports or Sports Such As Night Walking, Dog Walking, Jogging, Yoga, Hiking, Cycling, Marathon, Running, Mountaineering, Skateboarding, Skiing, Etc. Description: Adjustable: The size of the diamond pocket on the chest is about 22.5 x 5x 17cm. It can be adjusted in the shoulder strap and hung on the waist, chest and shoulders. Portable: Small, light, compact, portable and easy to use. Suitable for hiking, cycling, work, school, camping, fishing, travel, gift, leisure. Wide Application: It is Very Suitable for Outdoor Sports or Sports Such As Night Walking, Dog Walking, Jogging, Yoga, Hiking, Cycling, Marathon, Running, Mountaineering, Skateboarding, Skiing, Etc. Note: Manual measurement, please allow slight errors on size. The colors may exist slight difference due to different screens. Package Including 1 x Chest Bag