Synthetic sole WELL SELECTED MATERIAL – Soft lining with breathable mesh upper material offer a natural feel. Lightweight and flexible to support natural foot movement. ANTI-SLIP RUBBER SOLES – Durable and non-slip rubber sole is good for baby’s safety EASY ON EASY OFF – Adjustable straps closure design is easy for baby to take on and off. Most importantly keep on baby’s feet. OCCASION – Suitable for walking, running, beach, pool, garden and other indoor and outdoor activities REST – 100% Satisfaction Guaranteed Zero Hassle Returns – Return your shoes for any reason.