1. material:100% silicone 2. heat resistance 3. high transparency 4. non-toxic and odorless 5. eco-friendly 1. Material: 100% silicone material. other rubber material also available, such as NR, NBR, CR, EPDM etc.2. Resistant to high and low temperature.3. Our rubber hose can approved by FDA, SGS, REACH, LFGB certification. According to clients demand.4. All rubber hoses are safe, non-toxic, ...