It looks like a ordinary mesh belt, but on the inside there is a secret 27 inch hidden zippered pocket to store cash and other items. The non-slip buckle is metal-free for ease at airport security. Fits waist sizes 30-46". (48" long.) Pocket length: 70 cm / 27 in. Width: 3 cm / 1.2 in. Max length: 122 cm / 47.6 in. Weight: 70 g / 3 oz. Color: Black.