Atomic Hawx Prime 90 Ski Boots - Men's: AE5015800 : If you’re a good skier but wouldn’t put yourself in the ‘expert’ category quite yet then our Atomic Hawx Prime 90 ski boot is the Hawx for you. The first things you’ll notice are the legendary medium fit and forgiving boot flex. It also features Memory Fit, so you can get the completely personalized shell, cuff and liner of a custom ski boot in minutes. Our revolutionary Sole Flex on the sole of the boot enhances your balance, underfoot feel and control. The new Memory Fit 3D Silver liner with pre-shaped ankles provides an even better first fit, while 3M™ Thinsulate™ Insulation keeps your feet warm in all conditions, and it’s WTR compatible for easier walking.