The Simmons Jay Brook mattress offers durability, comfort and affordability. Plush pillow top Pocketed Coil® springs - individually wrapped and conform to the unique shape of your child's body. Edge Support - two rows of heavy gauge Pocketed Coil® springs help provide a firm seating edge and expanded sleeping surface. MoistureBan™ Cover - designed to help repel spills and wetness before they soak in. AllerCare™ - designed to help reduce indoor allergens on the mattress surface Triton® Foundation - built to last and can support up to 2,000 pounds of pressure. Simmons Jaybrook Full Mattress Set 10 year non pro-rated warranty