This light weight, compact, versatile, and portable product is 2 1/2" across and 8" long when folded into a cylinder shape. Extremely light weight at only 5.6 ounces overall, it fits into small places such as your pocket, a fanny pack or even the bottom of a backpack, ready when needed. It's 9 1/2' wide and 10' long when laid flat on any surface! Holds 2 people and their gear when set up properly. A handy survival guide has been placed in each shelter to help.