Item Type: Hot Stone_x000D_ Material: Basalt, Log_x000D_ Quantity and Size: _x000D_ 4pcs Hot Stones: Approx. 7 x 7cm / 2.8 x 2.8in_x000D_ 6pcs Hot Stones: Approx. 8 x 6cm / 3.15 x 2.36in _x000D_ 8pcs Hot Stones: Approx. 3 x 4cm / 1.18 x 1.57in_x000D_ 2pcs Hot Eye Compress Stones _x000D_ Characteristics: No wax, no oil, original ecology_x000D_ Adapt to the Crowd:_x000D_ 1. People who face computers and TV for a long time, often play mahjong, and often drive_x000D_ 2. People who are prone to shoulder and neck, low back pain, mental tension, and high pressure_x000D_ 3. People with long-term insomnia, neurasthenia, headache, dizziness, hair loss and memory loss_x000D_ 4. People with insufficient blood supply to the brain, hypoxia, shoulder and neck strain, and hyperplasia_x000D_ 5. People with long term constipation, diarrhea and gastrointestinal discomfort_x000D_ 6. People with irregular qi and blood, irregular menstruation, dysmenorrhea, etc. 1Reduce Discomfort: Massage hot stone can solve pain from sprains and strains, and relieve muscle tension, soreness and stiffness. 2Fast Heating: Heated massage stones can be quickly heated in just 10 minutes, bring you convenience, ideal for athletes, home care and spas. 3Different Shapes: Massage stones with different size and shapes, suitable for massaging neck, back, shoulders, arms, legs and other parts. 4Keep Warming: Hot stone massage set with high silicon and iron content to keep warm for 25?35 minutes, which is longer than most stones. 5Safe To Use: Massage stones are made of basalt, with smoothing surfaces, will not scratch skin, which can be used with confidence.4 x Hot Stones(7 x 7cm) 4 x Hot Stones(8 x 6cm) 8 x Hot Stones(3 x 4cm) 1 x Aluminum Box 2 x Eye Compress Stones