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The Stretchdown Light is Mountain Hardwear's most stripped-down insulating mid-layer — built for athletes who need real warmth without sacrificing movement or pack space. Whether you're racking up at the base of a route, grinding out a mountain approach, or transitioning from trail to city, this jacket is designed to stay out of your way while keeping you warm.
Tipping the scale at just 13.2 oz (373 g), the Stretchdown Light wraps a 750-fill RDS-certified down core in a 20-denier DoppleWeave™ shell (85% nylon, 15% elastane) that stretches four ways and resists abrasion and tearing. The narrow-baffle construction and Cohesion™ insulation interlock lock down in place across every panel, eliminating cold spots without adding bulk. A trim, standard fit layers cleanly over base layers, the center-front draft flap seals out wind, and the whole jacket stows into its own right-hand pocket.
This jacket suits climbers, hikers, and fast-and-light travelers who treat their mid-layer as a performance piece rather than a backup plan. If your layering system needs to compress into a daypack without drama, the Stretchdown Light earns its place. It's equally at home on a dawn-patrol ski approach as it is stuffed into a carry-on.
| Weight | 13.2 oz / 373 g |
| Insulation | 750-fill RDS®-certified down |
| Fit | Standard Fit: Not too tight, not too loose. Standard fitting apparel will fit over base and mid-layers without restricting movement. |
| Features | Uses: Rock Climbing, Hiking, Travel, Camping |
| Exclusive DoppleWeave™ fabric delivers durable stretch with abrasion- and tear-resistance | |
| Cohesion™ insulation interlock creates all over warmth by capturing down at the baffle joins and allowing it to fully loft, reducing cold spots | |
| Highly packable design stows in right hand pocket | |
| Center front draft flap and chin guard at top of zipper | |
| Two secure soft brushed zippered hand pockets | |
| Elastic binding on cuffs and hem to seal in warmth | |
| Certified by Control Union. License Number: CU 848416 | |
| The Responsible Down Standard certifies down against animal welfare requirements and tracks it from the source to the final product | |
| Imported | |
| Fabric Body: DoppleWeave™ 20D: 85% Nylon, 15% Elastane | |
| Center Back Length: 27.5 in / 69.9 cm | |
| Model is 183cm and wearing size M |
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