No Slip The underside is a super grippy textured foam surface. These things seriously don't budge! No Stink FLAT SOCKS create a moisture-wicking barrier that saves your shoes from becoming a stinky swamp! No Hassle Have you spent 30 minutes in the morning trying to get your kid to wear socks? The struggle is real. All the benefits of a sock without the hassle. Throw 'em in the wash as often as you'd like. How Much Do Rainbows Weigh? They’re actually pretty light :D — Easily slip these Rainbow Explosion FLAT SOCKS for Kids into any shoes to create the ultimate pink hearts and rainbows paradise for your kiddo’s feet. No more hassle with traditional socks, use FLAT SOCKS! Top Fabric Material: 100% polyester bk mesh shop all bk mesh FLAT SOCKS