Ice Climbing • 24 Sep 2026 • 4 min read

Petzl Dart Modular Frontpoints vs Black Diamond Stinger: Monopoint Water Ice Penetration

Field benchmark review of Petzl Dart Modular Frontpoints covering ISO tolerances and volume fit.

By Sierra Marlowe

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PHOTOGRAPHY • Photo by Donna Elliot on Unsplash // Optics: 35mm f/2.8 ISO 100 // High-Glare Monochrome

Sierra Marlowe • Sep 24, 2026

Salomon S/Pro Alpha 130 vs Atomic Hawx Ultra 130: 98mm Low-Volume Bench Test

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Alpine Skiing

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Sierra Marlowe • Sep 24, 2026

Ram-Air Closed-Cell Foils vs Inflatable Kites: Sub-Zero Glacial Traverse Mechanics

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Kite Skiing

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Bo Hartley • Sep 24, 2026

Mountain Paddle Track Dynamics: 2.6" vs 3.0" Lug Flotation in Continental Snowpack

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Snowmobiling

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Sierra Marlowe • Sep 24, 2026

EVA vs Intuition Foam for Ski Boots

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Alpine Skiing

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Dex Okafor • Sep 24, 2026

Suunto FusedAlti vs Raw GPS Altitude

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Backcountry Winter Travel

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Sierra Marlowe • Sep 24, 2026

Snowshoe Size Charts by Brand: Tubbs vs MSR vs Atlas

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Snowshoe

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Sierra Marlowe • Sep 24, 2026

Do I Need a Wide Snowboard? Boot-Size to Minimum Waist Width

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Snowboarding

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Dex Okafor • Sep 24, 2026

Buying Last Season's Snowboard — Sizes That Sell Out First

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Snowboarding

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Dex Okafor • Sep 24, 2026

Labor Day Ski Sale Strategy — What To Buy Now, What To Wait On

Standard: ISO 9462 / 13992

Evaluation: Field Approved

Test Method: ASTM F939

Retail Partner Alpine Skiing

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SPEC ENGINES

Interactive Calculation Tools

ISO-derived formulas. No guesswork.

ENG-01 Mondo Boot Sizing ISO 9407 ENG-02 DIN Release Estimator ISO 11088 ENG-03 Boot Fit Engine LV / MV / HV ENG-04 Ski Geometry Selector Sidecut & Camber