Summer Coupler Liner - 6 ft 44Yoga-Mats44 Elastic waist provides a comfortable

Elastic waist provides a comfortable fit

Big Bite valve

DuraFlex fabric stretches when you move and resists abrasion

FINIS Swimmers Snorkel is specifically designed to help swimmers concentrate on their head position and body alignment by removing the head movements required for breathing

When light is right

Summer Coupler Liner - 6 ft 44Yoga-Mats44 Elastic waist provides a comfortableTurn the semi rectangular bags into a comfortable Two Sleep by zipping up to the Summer Coupler! This cotton tri blend fabric has the same feel as the sheets on your bed. Sleeves on the underside hold your insulated pads in place. By nature of its design the Summer Coupler works only with the semi rectangular bags which do not feature hoods. This is not a waterproof sheet, so a ground cloth is still needed. The Summer Coupler weighs just 1 lb 4 oz.