Kidizen

Kidsie

This company operates a marketplace that resells surplus and returned children's products to families seeking affordable and sustainable gear.

Poshmark

This company provides an online social marketplace for individuals to buy and sell new or used clothing, accessories, home goods and electronics.

Curtsy

This company provides a mobile application for women to buy and sell secondhand clothing, shoes and accessories through a peer-to-peer marketplace.

ThredUp*

This company operates an online marketplace for buying and selling secondhand clothing, footwear and accessories for women and children.

Vinted

This company provides a mobile app and website for consumers to buy, sell, and swap second-hand clothing, accessories, and home goods.

Depop

This company operates a mobile marketplace and social network for users to buy and sell secondhand fashion, footwear and accessories.

Mercari

This company provides a mobile marketplace application for individual consumers to buy and sell secondhand goods and personal items.

Swaplanet

This company operates an online platform for parents to exchange used children's clothing, shoes and books for items of equivalent value.