Crocs comfort Level 1. Let their feet get a cool and comfortable feel in the Classic Clog from Crocs Kids. Versatile and comfortable, the Crocs Kids Classic Clogs pair well with all their fashionable attires and offer an updated style. The waterproof Crocs are incredibly l Unlined. Find Your Size: We recommend sizing up (e.g. if you are a 7.5, size up to an 8). Kids Shoes: Just like the adult Classic Crocs, the kids' version offers the same great shoe for youngsters. Easy on and easy off makes these the pair of Crocs kids need.