The short answer on White Crochet Sweater: pick one anchor piece, keep the palette to two colours, and let the shoes decide how formal the whole thing reads. Fit matters as much as fibre: anything skimming the skin will feel hotter whatever it is made of. Natural fibres move moisture; most synthetics hold it against the skin. Proportion does more than colour: volume on top wants something narrow below, and the reverse. The groups below run from the decision that matters most to the ones you make afterwards.

What decides this is fibre, gauge and how well it holds shape. Everything else is preference. Two from the first group show the range: Manymoons's Crochet Hoodie - White at $61, and Joseph's Overlay Cashair Round Neck Jumper at $126. The first is the easy entry point; the second is where the money goes. Fibre content tells you more than price. Look for the percentage, not the word cashmere. A tight gauge holds shape; a loose one drapes and eventually grows. A higher price mostly buys materials and finishing, and occasionally it buys nothing at all.

Tuck the front hem only. It reads as considered rather than fussy. From the second group, The Couture Club's CONTRAST KNIT CROCHET LONG SLEEVE SHIRT - BROWN ($160) is the one that earns its place, because it works in more than one context without being restyled. The third group is smaller and deliberately narrower, trousers, for the decisions you make after the main one. None of this needs the whole group. One piece from each is usually enough.

There are 20 knits here from 13 brands, $54 to $359, all in stock when this was written. We would not buy all of them, and neither should you. Splits59's Jackson Rib Full Length Turtleneck - White/Indigo at $54 is the low-risk way in, and St. Agni's Fine Merino V Neck Sweater - Mulch at $359 only makes sense if this is a category you already use constantly. On white crochet sweater specifically: the difference between the top and the bottom of this list is real but smaller than the price gap suggests. Nothing here is included because it is famous, and price is not used as a proxy for quality anywhere on this page. If you take one thing away: one considered purchase beats three hedged ones.