Black Diamond Lightweight Half-Zip Poly Fleece Jacket - Men's Black Medium

At just 200 g/m² with mechanical stretch, this 100% polyester fleece delivers featherlight warmth for alpine starts and chilly belays.

Overview

The Black Diamond Lightweight Half-Zip Poly Fleece is a versatile mid-layer built for climbers, hikers, and trekkers who demand breathable warmth without bulk. Its half-zip design allows quick ventilation when the pitch heats up, while the stand-up collar seals out drafts at the crag. The athletic fit layers cleanly under a shell or works as a standalone on crisp mornings.

What stands out

• Mechanical stretch polyester fleece moves with you through high reaches and mantles
• Half-zip closure offers on-the-fly temperature control
• Quick-drying and moisture-wicking fabric keeps you dry during intense approaches
• All-season versatility: wear alone in spring, layer under a hardshell in winter
• Machine washable for easy care after dusty desert sessions

Technical details

• Material: 100% Polyester Fleece
• Closure: Half-zip with stand-up collar
• Fit: Regular / Athletic
• Sleeve: Long sleeve
• Pockets: None
• Intended use: Climbing, hiking, trekking, outdoor activities
• Gender: Men's
• Colour: Black
• Size: M (Medium)
• Season: All-season
• Stretch: Yes (mechanical stretch)
• Care: Machine washable

Our verdict

A no-nonsense fleece that earns its place in every climber's kit. The lightweight warmth and stretch make it the layer you'll reach for on every shoulder-season objective.