Feature: 1. LIGHTWEIGHT AND PORTABLE: The hot stone heating box is lightweight and portable, making it ideal for use in spas, salons, and at home without the need for water. 2. ADJUSTABLE TEMPERATURE CONTROL: With an adjustable temperature range of 86-167°F, this set allows you to manage heat levels effectively, ensuring comfort, while being easy to clean and maintain. 3. MULTI USE HEATING CAPABILITIES: This versatile heating set can accommodate hot stones, essential oils, short bamboo sticks, and dry towels for a comprehensive spa experience. 4. DIVERSE SIZE OPTIONS: Different sizes of stones included in the set cater to your varying needs, making it suitable for full body part use, meeting different demands. 5. ALUMINUM MATERIAL: The heater is crafted from quality aluminum, the adjustable hot stone heating set is built to withstand regular use, providing an effective heating solution for your home spa needs. Specification: Item Type: Hot Stones Set Material: Aluminum Temperature Range: 86-167°F Time Adjustment Range: 15, 30, 45, 60, 75, 95min. Package List: 1 x Heating Box 4 x 3.1 x 3.1in Stone 4 x 3.1 x 2.4in Stone 8 x 1.2 x 1.6in Stone 1 x User Manual