Features: brand new and high quality Our heat conditioning cap is fully functional and provides the nurturing efficiency your hair deserves. Very Comfortable design with outer material consisting of microfiber cotton for a soft. Double sealed to prevent leaking. It is perfect for all hair types with long-lasting insulation of the heat.The cap can safely nurtures your hair without damaging it Reusable and can be reheated for time and for time again. No need for wires and power, more safely and do anything at any for time, perfect for at home treatment, spas, and professional hair salons. The heat cap is engineered for repeated exposure to microwave heat. Package Includes: 1x Flaxseed Heating Nursing Cap Specifications: Material: Flaxseed / Mustard Seeds, Microfiber Cotton Color: Black, Purple (optional) Elastic Ring Inner Diameter: approx. 12cm/ 4.72in Hat Ring Outer Diameter: approx. 25cm/ 9.84in note: Due to the lighting effects and shooting angles, there is color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.