Shop Twin Extra Long Memory Foam Mattresses

mattresses_twin-extra-long_memory-foam

Need some more room? Check out a 39" x 80" twin XL memory foam mattress with an additional 6" in length. Experience the advantages of a twin XL memory foam mattress, like pressure point relief, temperature regulation, and lasting durability. A great value for families looking to maximize their sleeping space, a twin XL memory foam mattress is a reliable choice.

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  • NEW AT MATTRESS FIRM

    $159.20 - $239.20 $199.00 - $299.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • $319.20 - $479.20 $399.00 - $599.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB EXCLUSIVE

    $239.20 - $399.20 $299.00 - $499.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB EXCLUSIVE

    $319.20 - $479.20 $399.00 - $599.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB EXCLUSIVE

    $287.20 - $487.20 $359.00 - $609.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB EXCLUSIVE

    $327.20 - $567.20 $409.00 - $709.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • $479.20 - $799.20 $599.00 - $999.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB EXCLUSIVE

    $327.20 - $567.20 $409.00 - $709.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB EXCLUSIVE

    $263.20 - $431.20 $329.00 - $539.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • WEB EXCLUSIVE

    $287.20 - $487.20 $359.00 - $609.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • $460.00 - $760.00 $575.00 - $950.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • $460.00 - $760.00 $575.00 - $950.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • $460.00 - $760.00 $575.00 - $950.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH
  • $399.20 - $799.20 $499.00 - $999.0 (up to 20% off)
    EXTRA FIRM FIRM MEDIUM PLUSH ULTRA PLUSH