>>1550739>plasticok for entry level yacks, not even once for canoes. too much flex and can't be repaired
>kevlar absolutely but I'm sure OP is not planning on spending $6000-$10,000 for a first boat. can be repaired similar to fiberglass
>Aluminum shit but light. still better than plastic
>fiberglass can be repaired with an inexpensive kit, some wax paper and basic knowledge
>cedar strippretty as fuck, and light if constructed well, difficult to repair
>canvas over cedar traditional and godly, can be repaired with basic wood working knowledge
>birch barkultra traditional, light, can be repaired with knowledge and materials foraged from the forest