do you think they would be good for someone that rides about 50% park and 50%non park. do you guys think rookies shouldnt buy core companies like armada 4frnt. im not that good at park. i can do most rails. because i have been practicing them alot. but my spins struggle i can 360 been working on 540. do you think these skis would be perfect for me. and what size im5'7 155 lbs. thanks