Built from 32mm diameter birch wood Perfect for total body training, functional training, strength training and HIIT exercise Wood material is strong, durable, lightweight, easy to carry Can be assembled quickly Smooth to the touch and have a strong grip Polyester webbing is stronger Iron buckle allows free adjustment of the sling length and a firm snap lock Wood can carry up to 200kg Iron locking buckle with 4.6m long and 38mm wide Wooden is sweat-absorbing and comfortable in the hand Logo is permanently engraved on each ring