SPIBELT （ スパイベルト ） basic compact mobile tool storage SPI belt （ Small Personal Item BELT ）
Running, to cycling, walking, trekking and travel bag small West.
No free space in the West porch, and uses a highly elastic stretch material;
Not bulky like a bag that ran a smart & supports comfortable movement.
Mobile phone other keys, stretch of degree can hold a music player, such as and.
Waist size is adjustable up to 63-102 cm.