Have a waterproof polyester material, material is 1200 demnier, was made for my 22' Ranger Bass boat....it is oversize, covers well with excess on sides, has tie straps with elastic cord on wrap around seam. It is trailerable when properly strapped......Has carry bag which in it is also a motor cover, fits well over my 250 merc ,...no longer need.....$100.00...... emoGeezer emoUSA