Kix'ies grey opaque thigh-high tights. Our Sierra thigh-highs are such a fun addition to your wardrobe, adding a bold yet soft flare to any outfit! We love this style for our fall and winter seasons. Kix'ies thigh-highs are designed for all-day wear, with a no-slip-grip. We offer Petite to Plus Size Stockings and are the #1 thigh-highs that actually stay up!