SereneLife Large Massage Stones with Traveling Bag (Set of 2) Black NoSize

Color/finish: black Stone Maximum Heat Retention: 25-35 mins Smooth & Sculpted Round Basalt Rock Stones Uniquely Selected Stone Type for Comfort & Maximum Heat Retention Includes Storage / Travel Bag for Protection Melt Away Stress to Soothe Muscle Tension, Soreness, Stiffness Heated Stone Massage Relieves Pains Caused by Sprains & Strains Ideal for Athletes, Home Care and Therapeutic Spa Centers Measurements: Large Stone Size: 4 x 3.15 x 1-inches (-Each) Materials: construction material: fabric (bag) stone type: basalt rock, round Imported Contents of Set: (2) Massage Stones Travel Bag Brown Box