Characteristics:Material: silicone + aluminum alloyWall thickness of retractable rudders: 1mmBlade size: 16*36cmSize: 54-104 cm (adjustable)Color: Yellow, RedWeight: 480g Packing List: 1 * Boat Paddle Product Description & Product Facts:1. The surface of our portable oars is made of thick silicone material, which is resistant to falling and wear. The inner telescopic pole is made of aluminum alloy, which is super light and very tough, with long service life. 2. The handle of our retractable rudder is T-shaped. Ergonomic design, comfortable to hold. 3. Total length 104cm, blade length 30cm, width 16cm, paddle surface thickness: about 1mm. The length can be adjusted for easy carrying and storage. 4. This paddle is suitable for many different types of ships. (During use, twist out and tighten the telescopic rod to prevent loosening the rotation during use and reduce the experience of the rudderA notice:1. Please allow 1-3mm differs due to manual measurement.2. Due to the different display and different light, the picture may not reflect the actual color of the item. Thank you.