Tight Buttocks -- The underwear can generate heat from the inside out, stimulate the acupoints on the buttocks, promote blood circulation, enhance the cell vitality of the buttocks, and let users have a perfect buttocks curve. Accelerates Body Metabolism -- Graphene and tourmaline have been shown to activate nerves and help with lymphatic drainage.It can also aid in weight loss by promoting lipolysis and accelerating the burning of calories. Shapewear -- The panties are high-waist design, allowing you to instantly feel the support and slimming of the abdomen, waist and back, get a flat stomach, and let you have a sexy hourglass figure instantly. Breathable Material -- Graphene Honeycomb Vaginal Tightening and Body Shaping Briefs fabric is soft and comfortable with good breathability. Waist, hips have special coating design. Promote Blood Circulation to Firm up Buttocks -- Graphene Honeycomb Vaginal Tightening and Body Shaping Briefs can generate heat from the inside out to stimulate hip acupuncture points, by which it would promote blood circulation, and enhance the cellular vitality of the buttocks to give users a perfect buttock shape.