This add-on Curves Intese 15-piece set from Cleverclixx expands the 65-piece Race Track Intense so children can build bigger, more complex circuits. This race track extension includes 15 curved track pieces in three vibrant colors that snap together easily for fast-paced racing and creative layouts. This BPA-free ABS plastic construction delivers durable, long-lasting play and secure connections with existing track components. This expansion pack boosts imaginative play and fine motor skills, making a great gift or accessory for playrooms and family game time.