- SKU: #8682525
- Arc'teryx Bottoms Size Chart
- Arc'teryx Tops Size Chart
- Which exceptional breathability, the Proton LT Jacket is a crucial piece for midlayer wear during highly aerobic mountain hikes, backcountry expeditions, and ice and rock climbing.
- Trim Fit is a motion-friendly cut with reduced fabric for minimal bulk.
- LT: Light Weight blends highly effective tech with lightweight, minimalist cut.
- Fortius™ Air 40 softshell:
• Abrasion-resistant softshell maintains high breathability.
• Stretch weave for full range of motion.
• DWR (durable water repellent) finish improves the water-resistant weave.
• 71 g/m² fabric weight.
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