It doesn’t matter if you’re hiking around Jasper National Park or just relaxing in the backyard, the ultra-comfy 150 Merino Pattern Bikini bottoms will improve your day. Smartwool designed this bikini with a blend of their 150 merino wool reinforced with a nylon core for strength that holds its shape. This merino blend regulates body temperature, manages moisture, and resists odour build-up. This slim-fitting underwear also has flatlock seam construction to prevent chafing and for an incredibly smooth feel.