Each chain consists of a number of small closed double hooks. You can use the tool to open the S-hooks and reduce one or two chains as required. You can adjust the length of the chain by increasing or decreasing the number of small double hooks. Made from durable material, this hanging chain is strong, rustproof and widely used for hanging garden planters, plant baskets, flower pots, bird cages, bird feeders, wind chimes, lanterns, solar bulbs, chalkboards, advertising boards, ornaments and other home decorations. It is constructed of iron material. The total length of this hanging chain is 40cm, and the tail buckle length is 3.2cm. It is suitable for garden, balcony, and so on. Item Name: Hanging Chain Material: Iron Features: Double Hook Design, Vermilion Buckle, Easy Installation Size Details: Total Length: 40cm(Approx.) Tail Buckle Length: 3.2cm(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 4 x Hanging Chain