<!--ProdInc[170096975]/Mall:[rei_US]--> Ultrafine 150 g core-spun nylon is wrapped in merino, offering a soft feel without any itchiness Merino wool naturally breathes, wicks away sweat, dries quickly and resists odors, making it an ideal multiday trip companion Flat seams and merrow-stitch construction eliminate chafing Soft elastic waistband keeps underwear in place Shaped, functional fly Machine wash warm; tumble dry low Made in a Fair Trade Certified factory REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon creditsImported. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Multisport</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Underwear Style</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Boxer</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Fabric</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>48% merino wool/32% TENCEL lyocell/15% nylon/5% LYCRA spandex</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Moisture Wicking</th><td class=''tech-specs__cell'' data-v-fc44 <a href=''https://www.rei.com/product/207906/rei-co-op-merino-boxers-mens?colorId=113019'' target=_blank><img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170096975&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px'' border=0></a>
<!--ProdInc[170096975]/Mall:[rei_US]--> Ultrafine 150 g core-spun nylon is wrapped in merino, offering a soft feel without any itchiness Merino wool naturally breathes, wicks away sweat, dries quickly and resists odors, making it an ideal multiday trip companion Flat seams and merrow-stitch construction eliminate chafing Soft elastic waistband keeps underwear in place Shaped, functional fly Machine wash warm; tumble dry low Made in a Fair Trade Certified factory REI is Climate Neutral Certified; as we work to actively reduce our footprint, we measure annual carbon emissions and purchase an equivalent amount of verified carbon creditsImported. Technical specs <table border=1 cellpadding=5 style=''border-collapse: collapse;''><!--[--><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Best Use</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Multisport</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Underwear Style</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>Boxer</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Fabric</th><td class=''tech-specs__cell'' data-v-fc44804c=''''><!--[--><p class=''tech-specs__value'' data-v-fc44804c=''''>48% merino wool/32% TENCEL lyocell/15% nylon/5% LYCRA spandex</p><!--]--></td></tr><tr class=''tech-specs__row'' data-v-fc44804c=''''><th class=''tech-specs__header'' data-v-fc44804c=''''>Moisture Wicking</th><td class=''tech-specs__cell'' data-v-fc44 <a href=''https://www.rei.com/product/207906/rei-co-op-merino-boxers-mens?colorId=113019'' target=_blank><img src=''https://www.antpop.co.kr/antMain/AntImgView?CustID=jellymom2&MallKind=US&MallID=rei&ProdInc=170096975&MallIDEncodeYes=0&SiteName=PostSelf'' width=''100px'' height=''20px'' border=0></a>