1. Made of high grade plastic; environmentally-friendly, strong, and .2. Curved line with spiral pattern to add strength and good capability.3. Compatible with aluminum tube in big range.4. Easy install: just screw on with the cap.Aluminum alloy pulp, suitable for a variety of boat types, can be folded and carried easily, the length can be adjusted by itself; It can also be combined into a double-ended paddle, which is very suitable for canoes and competitive boats5. Light weight, help to save energy during the stroke. Great kayak accessories for boaters. Specification:OarMaterial:Aluminum ABSThe blade size:38x15cmProduct size:126cmFeature:DetachableSport Type:Colour:As Shown Package Contents:2 Pcs Aluminum Alloy Boat Oars Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.