NNN vs SNS vs Turnamic vs ProLink — XC Boot and Binding Compatibility
NNN, SNS, Turnamic, and ProLink cross-country bindings compared: which boots fit which bindings, brand-to-system map, and how to identify your boot sole.
PERIODICAL ARCHIVE // VOL. XXIV
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Dispatches Archive
Historical field evaluations, gear laboratory tests, and alpine mountaineering monographs across all snow disciplines.
Why Boot Fit Matters More Than Ski Choice
A buyer's case for fitting boots before choosing skis: how boot fit drives comfort, control, and injury prevention more than ski selection, when ski choice does matter, and a what-fit-gets-you vs what-skis-get-you comparison.
Mondo Sizing Chart — US to Ski Boot Mondo Conversion
Accurate ski boot mondo (mondopoint) sizing chart: convert US men's and women's shoe sizes to mondo, EU, and UK, plus comfort vs performance fit and how to measure your foot. From a former ski-shop equipment buyer.
Last Width & Foot Volume Explained — Ski Boot Fit Guide
Ski boot last width and foot volume explained by a former ski-shop buyer: how to measure your foot, the 95–106mm last bands, which brands fit narrow/medium/wide feet, and the 2mm-per-size rule.
GripWalk vs Alpine vs Touring Soles — What Fits What
Ski boot sole types explained: ISO 5355 Alpine, GripWalk (ISO 23223), and ISO 9523 Touring soles, plus a sole-type by binding compatibility matrix so you know what fits what before you buy.
Boot Sole Length (BSL) and Binding Compatibility
Boot sole length (BSL) is the millimeter measurement that drives ski binding setup and forward pressure. Learn how BSL differs from mondo size, the sole standards (ISO 5355, GripWalk, ISO 9523, WTR), and why a certified tech sets forward pressure and DIN.
Boot Flex Index Explained — Ski Boot Stiffness by Ability & Weight
Ski boot flex index (the number like 90, 110, 130) explained: what it means, a flex-by-ability table, and how body weight and brand scale the number. From a former ski-shop equipment buyer.
Boot Fit Calculator — Ski Boot Sizing & Fit
Free ski boot fit calculator. Enter your size, foot width, instep, weight, ability, and terrain to get mondo size, last width, volume class, flex index, and brand fit recommendations — from a former ski-shop equipment buyer.
Boot Brand Fit Profiles — How Each Ski Boot Brand Fits
A buyer's guide to how each major ski boot brand tends to fit — last width, volume, instep, and calf — with a brand-by-brand fit table and per-brand notes. From a former ski-shop equipment buyer.
Buying Skis and Bindings Separately — Brake Width, Mounting & Package Deals
How to buy skis and bindings separately: match brake width to ski waist (equal to 15mm wider, 5–10mm ideal), read tip/waist/tail dimensions, choose a mount point, and decide between a flat ski and a system package. From a field setup & maintenance tech.
DIN Setting Estimator (Educational)
Educational ski binding DIN (release value) estimator based on the ISO 11088 weight method: enter weight, height, boot sole length, skier type, and age for an indicative DIN. A certified technician must set and test the final value.
Nylon vs Mohair Climbing Skins — Which to Buy for Your Tour Length
Nylon vs mohair vs blend climbing skins compared on grip, glide, weight, durability, and water behavior — with a tour-length recommendation so you pick the right skin plush for short steep climbs, long days, or all-around touring.