₋ Highest elasticity and fatigue resistance. The elastic packs are marked according to size and strength with symbols. - Every type can therefore be quickly identified. Strength: - Strength ratings are based on the elastic being stretched 3 times the listed inner diameter. ₋ Pulling force strong 1.8 N (184 g). ₋ Material: latex. ₋ Color: natural. ₋ Inner ø4.8 mm / 3/16 inch. **For further product information, please contact Chat Support**