• A tonal windowpane plaid woven into the fabric gives the shirt its quiet pattern - structured enough to read as intentional, subtle enough to wear as a layering piece beyond the bedroom.
• The cropped, boxy cut sits just at the hip, falling straight from the shoulders without pulling or bunching - the kind of shape that looks considered rather than oversized.
• Full-length sleeves with neat, buttoned cuffs give it a polished finish that sets it apart from standard nightwear shirting.
• A classic point collar and full button-through placket keep the silhouette clean and unfussy from neckline to hem.
• The straight hem sits evenly all the way round, making it easy to wear untucked with a relaxed ease that still looks put-together.

This shirt sits in that easy territory between nightwear and loungewear - the sort of piece you reach for on a slow morning and end up wearing well into the afternoon. The boxy proportions mean it drapes rather than clings, moving freely as you go about your day. At home, pair it with wide-leg lounge trousers or pyjama bottoms for a relaxed, co-ordinated feel. The tonal plaid and structured cuffs give it enough presence to carry into casual weekend dressing too - thrown over a simple vest with straight-leg jeans and flat trainers, it reads more like a considered overshirt than sleepwear. The button-through front makes it genuinely versatile: worn fully buttoned it feels neat and intentional, open over a fitted layer it takes on a more laid-back attitude. A thoughtfully designed piece from Calvin Klein that earns its place in both your wardrobe and your bedside chair.