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 01/02/2021 01/02/2021 HOW TO TAKE CARE OF MY BOAT 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? 28/01/2021 28/01/2021 ADVANTAGES OF A POLYETHYLENE BOAT