Calvin Klein has got its basics line on point, a selection of must-haves for the comfortable lounge look and feel. Now, the iconic fashion brand's #mycalvins are teaming up with Opening Ceremony on a line of co-branded essentials. The limited edition CK Modern Cotton Basics come in a range of blacks, whites and grays, featuring Opening Ceremony's block logo. Included in the roundup are T-shirts, boxer briefs and briefs. The collection is available now at Opening Ceremony New York and LA, with pieces priced from $30 USD to $45 USD.