Doing this regularly contracts masseter muscles and activates facial expression muscles, preventing skin from sagging and reducing the appearance of fine lines and deep wrinkles like nasolabial furrow and crows feet. The Oveallgo Double Chin Removal V-Face Suction Trainer tightens loose skin and eliminates double chin and facial fat. The repeated jaw and neckline exercise applies resistance to the muscle groups that support your face, chin, and neck, allowing you to trim, tone, and tighten and achieve a V-shaped face and an overall youthful appearance. This Oveallgo Double Chin Removal V-Face Suction Trainer remover has a solid ABS body wrapped with food-grade silicone material that is odorless and safe to use. The material is durable enough for frequent use, letting you achieve long-term, natural face lifting results. Product Specifications: Package includes:1 x Oveallgo Double Chin Removal V-Face Suction Trainer