BOGS Unisex-Child Classic High Waterproof Insulated Rubber Neoprene Rain Boot Snow, Black, 4 M US Big Kid, in black. Worn a couple times one season, great condition. Sturdy, warm, waterproof. For kids approximately ages 8-10. UK size 37. Originally purchased for about $80 in 2021, but it is usually $40-$50 new.