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New at Dia & Co

Introducing Thinx

Period underwear that’s as cute as it is life-changing.

five plus size women in thinx period underwear

The Next Best Thing

Thinx Period Underwear

Made with a layered hidden gusset in an array of absorbency levels, Thinx is the revolutionary washable underwear that keeps you dry and comfortable during menstruation.

plus size woman in black thinx period underwear and beige sports bra

P.S. The Dia Blog

A Thinx Experience

Our COO, Valerie Hoecke, fills us in on how this game-changing period underwear basically changed her life.