Coir fiber.
Technical Specifications: Product name: FIR65 - Energy Blanket Active Edition GS1/EAN-code: 6430037210037 Dimensions: 200cm*92cm The product dimensions spread open: 200cm*190 cm The product weight: 7.4 kg Operating temperature: 30ºC-60ºC Voltage: 100V~120V 60 HZ, 220V~240V 50HZ Output voltage: AC 240V, 330W (maximum) Time function: 5-95 minutes Control unit: One-channel adjustment (temperature | time) Safety: The product is UL safety approved. The product is waterproof, soft and flexible Materials: Nylon, polyurethane cloth, space carbon fiber Approvals/Certificates: CE, TUV, UL, CCC Test in Finland: Kuortane Testing Lab, University of Jyväskylä Manual: FI,EN,SE,DN,NO,DE,RU,NL,FR,IT,CZ,ES,EST Guarantee: 1 year Product Package Size: 46*25*52 cm Package Weight: 8 / 7,4 (net) Delivery Carton: 3 pcs Delivery Carton Size: 80*47*54 cm Delivery Carton Weight: 24 kg System Composition and Functions: Digital Handheld Controller: adjusts and controls the temperature and timer settings of the blanket. Power Box: supplies main power to the hand-held controller. Energy Blanket: conducts FIR heating to the body. Made of PU (polyurethane) fabric, and a sponge layer (XLPE cotton) with canvas lining, with heating elements of carbon fiber. Power Cord: supplies main power to the control box. Connection Leads: connects the thermal blanket to the control box. Innovated FIR65 Technology.