This thickened outdoor faucet anti-freezing cover features a 2.36 in. (6 cm) one-piece filling structure The outer layer is made of 420D waterproof Oxford fabric, which is tear-resistant and weather-resistant. The inner layer is fully wrapped with aluminum film heat reflective fabric and 3 cm polyester fiber at 360°. Experimental verification shows that it does not freeze continuously at -5℃ for 48 hours. In actual household wall temperature environments, it can withstand -8 ℃. Approximately 9 x 6 in. universal size, wall-hugging three-dimensional cutting, no blind spots in wind and snow protection; The elastic spring buckle and drawstring tighten immediately upon pulling, and disassembly and assembly are completed in seconds. The reflective strip ensures safer positioning at night. The surface is anti-fouling and can be wiped clean with a damp cloth. It can be reused for many years and provides long-lasting, tool-free, and machine-washable burst protection for outdoor faucets in the cold winter. Color: Black.