1 PVC spiral flexible hose. 2. Specification: 3/4" to 10" 3. Length: 20m/roll,30m/roll 4. green,yellow ... ,red,black,clear etc Product detailsPVC spiral flexible hose with different ... 3/4" to 10" 19mm-250mm3. Length: 20m/roll,30m/roll4. Color:green,yellow,red,black,clear etc5. ... wire screw inserted into the inner wall of flexible PVC hose. 8.To be light in weight ...