| 2.5mm neoprene provides lightweight warmth and flexibility for kids Size 2XS fits US kids’ shoe sizes 3.5-4.5 for a snug, secure fit Black color offers a sleek, versatile look suitable for all water activities Protects children’s feet from abrasion, rough surfaces, and cold water Ideal for swimming, surfing, kayaking, and pool play | Slip-on design allows fast and easy wearing and removal Flexible material supports natural foot movement and comfort Lightweight and compact for travel or easy storage Durable neoprene resists repeated exposure to water Breathable construction helps reduce moisture buildup |