The revolutionary SIG GRIP long line material is available in leads of various lengths. This material, made with polypropylene yarn for greater strength, It possesses the "feel-good" characteristics of cotton webbing and genuine rubber for a softer, more comfortable feel in your hand with strength that is really unbelievable. We actually had to use our forklift to break this material. These leads also feature Italian bronze bolt snaps providing even more strength and durability.