【Product material】 The hammock mounting hooks are made of high quality metal material, high hardness, wear-resistant and durable 【U-shaped design】 The Rope retainer has a U-shaped design. The part through which the rope passes has no edges, and the rope can swing freely for easy direction adjustment. Allows greater range of motion and flexibility 【Suitable for】 Rope attachments attached to horizontal or vertical walls, suitable for slings, workout bands, fitness circles, yoga swings , hammocks, boxing sandbags, battle ropes, hammocks, etc., suitable for gymnasiums, yoga studios, dance studios, training rooms and so on