Loungewear sits in a strange, useful spot as a gift: it's personal enough to feel considered, but not so personal that sizing or taste guesses are a real risk — most of our pieces are designed with a relaxed, forgiving fit rather than a precise one.
A robe is probably the safest, most universally-good gift in our catalogue. It's the kind of thing people rarely buy for themselves but genuinely use daily once they have one. The Unisex Cotton Robe works well here specifically because it isn't gendered — no guessing which department to shop in, no assumptions to get wrong.
If you know the person a little better — their favourite colour, whether they run warm or cold at night — a matching pyjama set makes for a more personal-feeling gift without much extra risk. The Satin Pyjama set reads as a little more considered than a plain t-shirt-and-shorts combo, for not much more effort on your part.
And if you genuinely can't decide, or you're buying for someone whose taste you don't know well yet, a Gift Card is a completely legitimate answer — it's not a cop-out, it's just honest. Better a gift they actually pick than one that sits in a drawer.