Calvin Klein Men's Black Slpsatin Long Sleeve Pyjama Top in Size XL, Sports Direct. The Calvin Klein SlpSatin Long Sleeve Pyjama Top delivers comfort for nighttime wear. Made with a smooth finish and classic shape, this sleepwear top features a button-front design with subtle brand detailing, making it a bedtime essential. Product Highlights • Smooth fabric provides luxurious feel against skin • Button-front fastening offers adjustable comfort and classic styling • Classic shape with subtle branding for nightwearLooking for alternatives to stores like JD Sports, eBay, SHEIN, ASOS, Next, Best Choice UK, Very, Decathlon UK, Argos, schuh, Temu, BuyBetter, or Nike Official? Discover our unique selection.