4 Sizes: 4", 18 lb , 50 Pack| 6", 25 lb , 50 Pack| 8", 40 lb , 50 Pack| 12", 48 lb, 50 PackMulti-purpose Use: LOCKLOCK plastic ties multiple sizes and tensile strength are suitable for various situationsHigh Quality: LOCKLOCK tie wraps are crafted from entirely new UV-resistant nylon materials, ensuring durability in both snow and direct sunlightIndoor & Outdoor: LOCKLOCK tie straps perfect for home, office, garden, garage, server rooms, and packagingWarranty: Customer will receive a 100% refund if there is any quality issue with LOCKLOCK zip ties