Self-locking Cable Ties. and UL certified and Temperature range: -40 to 185 degree F & 2.5*100 mm / 125 pcs (Orange, Green, Yellow, Black, White each 25 pcs); Tensile Strength: 30 lbs. and 4.8*200 mm / 50pcs (Orange 18 pcs, Black 16 pcs, White 16 pcs) Tensile Strength: 90 lbs. and 4.8*280 mm / 25 pcs Black Tensile Strength: 90 lbs.