1.5 / 3 / 4.5 / 7.5 / 10.5 / 13.5 / 15 / 16.5 Tog. 7.5 Tog: Cool / All Seasons. 10.5 Tog: All Seasons. 13.5 Tog: All Seasons / Winter Warm. 15 Tog: Winter Warm. Enjoy acloud-like sleeping experience withlightweight softness that providesgentle warmth without heaviness.