Road puzzle track for kids and toddlers is waterproof, flexible, easy to connect, create, and build variety of designs. Tracks can be used on various surfaces providing hours of engaged and educational play in many fun locations including bathtub and bath tiles, playground, park, sandbox, sensory bins, beach, swimming pool, and more. Rubber road pieces have built in, not painted, white rubber lines on front side and are smooth black on the back side helping assembled track stay in place. Set includes 24 pieces: 8 long rectangles (7.5 inches by 3.25 inches), 4 squares (3.5 inches by 3.25 inches), 10 right curves and 2 left curves (5 inches by 3.25 inches).