Sleep Innovations Foam Bed Bridge, Made in the USA with a 10-Year Warranty - Transforms Two Twin Beds into a King Size Bed BED BRIDGE: Ideal for easily and affordably transforming two twin beds into one king bed. HYPO-ALLERGENIC FOAM: Premium-grade hypo-allergenic foam provides soft, supportive comfort. CONVENIENCE: The clever wedge design easily hides the seam between two twin beds to seamlessly create a king-size mattress without any ridges or lumps. COMFORT & SUPPORT: The foam mattress pad creates seamless sleeping surface that effortlessly meets your needs. MADE IN THE USA: This Sleep Innovations bed bridge is proudly made in the USA, vacuum packed for easy shipping and handling and comes with a 2-year limited warranty.