| Specification | Before shrinkable (Dia of inside) | After shrinkable (Dia of inside) | wall thickness after shrinkable | length | color |
| YQ-φ30/12 | 30±1 | ﹤12 | 3±0.2 | ﹥100 | red |
| YQ-φ40/15 | 40±1 | ﹤15 | ﹥105 | ||
| YQ-φ50/18 | 50±1 | ﹤18 | ﹥110 | black | |
| YQ-φ60/23 | 60±1 | ﹤23 | ﹥115 | ||
| YQ-φ70/25 | 70±1 | ﹤25 | ﹥120 | mauve |
