Material:Made of 600D oxford fabric and EPE,its not only durable and wear-resistant but also waterproof. Size:When unrolled,measures 58.5*35.5cm/23*14";When empty and rolled,measures 35.5cm/14"length,8.5cm/3.3" diameter depending on how much you stuff into the pouches. Capacity: 22 different size pockets, one side has 10pcs 10.5cm/4" depth pockets(the widest:6.5cm/2.6",the narrowest:3cm/1.2");the other has 12 different pockets,8-12cm/3.2-4.7" height,2-6cm/0.8-2.4" width. It also has a storage bag including 15pcs 8cm/3.2"deep adjustable belt. Use: Its just a tool bag, no any tools,suitable for electrician,mechanics,carpenter,plumber,HVAC. Easy to Carry: After rolling up, there are two tightening straps to fix and a handle on it for easy carrying.