Assertion: crampon's boot | /r/HasProperty | comfortable to climb
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text: While investigating a couple of crampon warranty returns from this past season, we noticed a direct correlation: As crampons have gotten more and more specialized and lighter (20 years ago, crampons weighed upwards of 1400 grams per pair, now you're seeing technical crampons as low as 800 grams per pair), boots are getting more asymmetric and significantly more flexible (think old plastic boots that were comfortable to climb in but made walking feel like you had wooden planks nailed to your feet vs. the comfort of today's flexible, rockered leather boots).