... fatigue3. High-grade flannelette, warm and comfortable4. Waterproof PVC inside5. With thermal fuse working principle, keep safe and health6. ... fleece material blanket:: blanket Material: advanced flannelette cover, PVC inside, with infrared nano fibre line.Size: 160*60cm (customized) ... used, more than 100 years of history.infrared heating blanket with a warm, comfortable, health, light, etc., for ...