The Bliss seamless fleece leggings is the perfect pair leggings for indoor/outdoor winter activities. These leggings have 175 Grams in weight density. Just picture a nice comfortable fleece pull-over, but for your legs. Your general sweat pants doesn"t even stand a chance. The Bliss seamless fleece leggings are premium in material content. They"re essential for work, play or just simply relaxing.