Grailed - Buy and sell used menswear
StockX - Stock market for buying/selling limited edition sneakers
WakesApp - The simplest way ever to send reminders to friends
thredUp - thredUp is the free fashion resale app for the consumer to buy and sell secondhand clothing online.
Style Lend - Rent & Lend designer pieces from stylish closets near you
1stdibs - Antique and Modern Furniture, Jewelry, Fashion & Art