The small double hull tender sized of 300cm,330cm,360cm and 390cm. we call Classic boat. Classic boats are made of 2.5mm thick powder coated marine grade aluminum for boat hull and 1100 Dtex pvc fabric or 1.0mm hypalon fabric for inflatable tube. Rigid hull inflatable boat center console and hypalon rib dinghy CL360 has double flat boat hull and double front lockers.