Retailer Zalando is kicking off its latest campaign and Calvin Klein Underwear is front and center. Promoting the iconic underwear brand, Zalando launches the hashtag, #shareyoursexy. Posing for the lens of photographer Daniel Jackson, models Tobias Sorensen and Joan Smalls star in the advertising campaign. Captured in black & white images, Tobias models Calvin Klein’s signature black underwear. The top model is also currently featured in the brand’s Eternity Now fragrance campaign.