Wide Round Toe:The extra-wide round toe design, provides 15% more space than regular shoes, prevents toe crowding, allowing natural splaying for babies with chubby feet.while protecting against stumbles during first steps, body balance is not afraid of falling Rubber Non-Slip Sole: Baby first walking shoes with soft rubber soles ,the clear concave-convex design of the sole further consolidates its anti-slip ability, the curved sole edge encourages a natural rocking motion so baby can walk with confidence Breathable Upper: Baby shoes uppers offers comfort and air permeability, baby shoes has excellent breathability, moisture wicking function,even in summer,keep baby's feet dry and odorless. Soft cozy material is beneficial to baby’s feet feel the ground naturally,even if worn barefoot, it will not left no rub marks or anything Adjustable Comfort Fit: Double Velcro strap design, easy to put on and take off, suitable for high instep and chubby little feet, elastic shoe collar design, easy for babies to put on and take off. Machine washable, not easy to deform Reinforced Heel Design: Stabilizes the soft tissue of baby's heel to grow straight and prevent deformation. The 360° memory foam collar cushions while maintaining alignment, making learning to walk safer