Get prepped for your next sleepover or slumber party with this twin trundle mattress for kids. Perfect for use with any of our twin trundle beds, it provides firm, even support for little ones as they sleep. This 5-inch trundle mattress has a 100% polyester fiber core that was designed for durability, plus a 100% polyester knit mattress cover that is soft to the touch. To create a completely comfy set, just add our Twin Waterproof Mattress Pad.** For orders shipping to California, Connecticut or Rhode Island, a recycling fee will be added to every purchase of a mattress, box spring or bunky board (CA: $10.50 under California's Used Mattress Recovery and Recycling Act; CT: $9 plus Sales Tax under CT Public Act 13-42; RI: $16 plus Sales Tax under RI General Law 23-90).