Black Pine Big Johnson -40 Degree Mummy Sleeping Bag 100% Polyester Imported Big Johnson oversized mummy bags are specifically made for large people that want the comfort of a mummy bag Bigger bags mean big smiles featuring huge loft oversized draft tubes YKK zippers Diamond ripstop nylon shell and hyperloft insulation compared to other bags the big Johnson has them beat hands down on size we make one of the biggest bags on the market with all the features that you would expect from Black Pine Sports like real Nylons not polyester shells and YKK zippers Our bags are sewn with a two layer off set construction so that the seams dont overlap causing cold spots where there is no insulation our bags run consistent insulation from head to toe the big Johnson mummy will satisfy any oversized camping needs with oversized draft tubes sinchable chest and hood baffles YKK zippers 4 strap compression sack plush nylon liner and Diamond rip stop outer shell measures 100'' long 45'' wide @shoulder 30'' wide @ foot weight 9.3 lbs