The Two-Step SetThis is for you. A first timers exclusive to experience Underdays, thoughtfully designed with your health, comfort, and style in mind. The Starter Kit includes 1 Workout Thong, 1 Everyday thong, and a pouch thats perfect for storing your essentialsthe perfect introduction to the underwear brand that is changing the game.

The Starter Kit includes 3 thongs

The top is built with a shelf to provide the support you need

micro modal fabric keeps you dry for up to 10 hours

two Black Cheeky and one Black High Waisted plus a Pouch

the breathable

No chafing

The Brazilian cut shows more cheek than our brief styles and has a higher cut at the leg

this 5-pack means you’re covered week is covered

1 Everyday thong

and style in mind

Pilates or lounging

The Tank's built-in bra and our best selling quick-dry Workout fabric makes this your go-to for life errands