WR 450 seats are narrow and feel like a plank of wood. Making the seat wider and fitting different density foam could increase the comfort level and the time spent on the bike.
Many riders choose to replace the original Yamaha WR450 with a after market seats or other well known brand seats hoping to rectify there problems. Whether it be uncomfortable or other reasons concerning a soft or very hard seat. The Question is do you need to go over seas to get what you want.
you can approach ACM Seats to get your personalized motorcycle seat covers.