Icebreaker Men's Tech Top Long Sleeve Crewe Top This versatile Tech Top Long Sleeve Crewe is made from highly insulating 260gm merino fabric to keep your body at an ideal temperature while you're enjoying the outdoors. Features offset shoulder seams to prevent pack rub, forward side seams to eliminate chafing and a drop-tail hem for added coverage. Regular fit. Moisture wicking and breathable Naturally odor-resistant, Non-itch merino Naturally odor-resistant Non-itch merino Moisture wicking and breathable