The Stanley Tech 3 Back Pack is made from heavy duty durable 600 x 600 denier fabric. It features padded panels in the back to make carrying more comfortable. The interior has plenty of storage space for many different tools including a cordless drill. A removable tool holder with a variety of pockets and pouches gives you quick access to your most used tools. There is a carry handle on the top of the back pack with a large comfortable grip. If you work on site this back pack is perfect for carrying your kit from your van to your work place.