Proof, an innovative feminine wellness company, known for meticulously designed, expertly constructed period products, and lauded “best period underwear” by Glamour, Forbes and Oprah magazines, has introduced a more affordable collection in partnership with Walmart stores. Unders by Proof, is officially expanding in over 4000 Walmart stores starting May 14, 2022 to increase accessibility to reusable period care for all.
 
“We are thrilled that Walmart is expanding their intimates offerings to include Proof’s award winning, best in class, solution-based underwear to their customers,” says Jodi Caden, CEO and Co-founder of Proof. “Together we’re helping shoppers gain access to an even wider selection of reusable period care products they need at an affordable price point they can rely on. This expansion into the world’s leading retailer will help us continue fulfilling our mission of helping more women and girls lead confident, worry-free lives.”  
 
Unders by Proof offers a basic brief underwear style in a black colorway with sizes ranging from XS to XL, and absorbency options ranging from light, to moderate, to heavy (online only), retailing for $19.97, $29.97, and $34.97 respectively, both in-store and online at Walmart.

Proof, Proof launched its new line of leak-proof, period-proof, worry-free undies in April 2020. The initial collection included five absorbency levels from super-light to super-heavy. For example, the Everyday Undie handles life’s little leaks and holds half of a regular tampon or teaspoon of liquid. The Hipster Panty can hold up to five tampons or ten teaspoons of liquid, the most fluid absorption out of any underwear on the market.