Sierra Designs Camp & Hike Taquito 550F 35 Degrees Blue Regular 70610220R. These Sleeping Bags made by Sierra Designs are stuffed with 650 fill DriDown insulation that packs like a pro to keep you warm in colder temperatures. This Sierra Designs Taquito 550F 35 Degrees King Size Sleeping Bag is specifically designed for comfortable night’s sleep in cool or warm weather with anti-snag zipper tracks and an adjustable cinch hood to retain heat. It’s also lightweight so that you can easily pack it up and take it along on all of your outdoor excursions. Stay toasty and cozy with a Sierra Designs Taquito 550F 35 Degrees Lightweight Sleeping Bag.