The Japanese SOLVEMEN brand specializes in the development of masturbation products that solve men's troubles. Bearing the name of the most durable exercise masturbation cup, the channel reaches 3 cm, and it is combined with extremely soft materials for low-stimulation exercise, resulting in stronger sexual performance! The channel is relatively flat and fleshy, which is very close to the real sex experience, ready for actual combat with you. WARNING: Keep the product away from children. DO NOT expose the product to humid places, direct UV or sunlight for an extended period. Product is a reuseable after wash. DO NOT use this product with more than one person. DO NOT place any object inside the cup for use. Safety Precautions: Always clean the product before and after use. We recommend using water-based lube with your toy.