Rotomod uses high density polyethylene (HDPE), a rigid and resistant material. HDPE has the particularity of being weldable in case of possible modifications to the boat (deformations/cracks). DISCOVER MORE CANOEING-KAYAKING TIPS 04/03/2025 04/03/2025 HOW TO TAKE CARE OF BOAT 04/03/2025 SIT-ON-TOP WINTER SAILING 28/01/2021 28/01/2021 WHAT IS A SIT ON TOP? 28/01/2021 28/01/2021 WHAT TYPE OF POLYETHYLENE DOES ROTOMOD USE?