Beautyrest Harmony Twin XL Standard Foundation

Add sturdy support to your mattress with this 9″ Beautyrest twin xl box spring. The split box spring is exceptionally strong and durable for stable mattress performance.

• Center support extends to the floor for queen or king sizes.
• Meets or exceeds State and Federal Fire Retardancy Standards when used either by itself or with an approved Beautyrestmattress.
• Beautyrestfoundations are designed to be supported by platform frames or traditional bases.