Ends 5/19 at 10PM PT. Sport.woot! has the CleverMade Sequoia Folding Backpack Chair (Two color options; ‎SQCHR-4028-4129) on sale for $40 with free shipping with Amazon Prime, otherwise $6.

Weighs 8.2 pounds, designed to be worn at a backpack when traveling. Max weight limit: 300 lbs.