Half-cup bras add oomph to your cleavage, thanks to their upturned pitch, and are suited to small- and medium-cup sizes. 

La Perla Floral Vibes Lace and Tulle Balconette Bra ($485 USD), at net-a-porter.com; La Perla Floral Vibes Satin, Lace and Tulle Briefs ($325 USD), at net-a-porter.com.

Dream Angels Demi Bra ($58.50 USD), at victoriassecret.com; Dream Angels Crochet Lace Cheekini Panty ($14.50 USD), at victoriassecret.com.

L’Agent by Agent Provocateur Vanesa Non Pad Demi Bra ($68.75), at gilt.com; L’Agent by Agent Provocateur Felicitia Mini Brief ($35.14), at gilt.com.
 

Underwire and a full cup are key, but these embellished sets prove that you don’t have to sacrifice beauty for function. Not sure if you need to size up? Consult an expert. 

Mimi Holliday by Damaris True Love Silk-Trimmed Lace Underwire Bra ($46), at theoutnet.com; Mimi Holliday by Damaris True Love Low-Rise Silk-Trimmed Lace Thong ($30), at theoutnet.com.

Simone Perele Wish Demi Cup Bra ($125.56), at harrods.com; Simone Perele Wish Shorty Briefs ($76.35), at harrods.com.

Opal Black Half Cup Bra ($88), at elomilingerie.com; Opal Black Brief ($43), at elomilingerie.com.

Skivvies by For Love & Lemons ($158 USD), at intermixonline.com.

Sally Boutique Lace Bodysuit ($29.55), at boohoo.com.

A slip plays many roles: luxe sleepwear, slinky base layer and answer to slightly-too-sheer skirts or sweaters. Above all, it will add a vintage touch to your look. 

Topshop Reclaim Lace Up Slip Dress ($32.83), at topshop.com.
 

Journelle Laure Chemise ($74 USD), at journelle.com.

Coco de Mer Cremorne Slip ($187.85), at coco-de-mer.com.

Meet athleisure’s underwear equivalent. It’s underwire-free (#win) and perfect for pairing with slouchy tees. This style is best left to smaller cup sizes. 

Araks Beatrice Bralette ($100 USD), at modaoperandi.com; Araks Aaron Panty ($65 USD), at modaoperandi.com.

Hanro Ginevra Lace Soft-Cup Bra ($190), at matchesfashion.com; Hanro Ginevra Lace Briefs ($115), at matchesfashion.com.
 

Fleur du Mal Stretch-Silk Satin Soft-Cup Bra ($98 USD), at net-a-porter.com; Fleur du Mal Stretch-Silk Satin Thong ($45 USD), at net-a-porter.com.

Only Hearts So Fine with Lace Bralette ($58 USD), at journelle.com; Only Hearts So Fine with Lace Cheeky Brief ($50 USD), at journelle.com.

Edge O’ Beyond Iris Bra ($144 USD), at wolfandbadger.com; Edge O’ Beyond Iris Suspender ($98 USD), at wolfandbadger.com; Edge O’ Beyond Iris Brief ($85 USD), at wolfandbadger.com.