At Sunday, we offer all our mattresses—including the Latex Plus, Ortho Latex, and Ortho Memory—in a wide range of thoughtfully designed sizes. Whether you’re sleeping solo or sharing space, there’s a size made to fit just right.

Standard mattress sizes we offer

  • King: 72"x72", 72"x75", 72"x78", 72"x84"
  • Queen: 60"x72", 60"x75", 60"x78", 60"x84"
  • XL Queen: 66"x72", 66"x75", 66"x78", 66"x84"
  • Double: 48"x72", 48"x75", 48"x78", 48"x84"
  • Single: 36"x72", 36"x75", 36"x78", 36"x84"
  • Diwan (Only in Ortho Memory): 30"x72" – a compact size for unique setups

Need a custom size?

We’ve got you covered—as long as the width is up to 72 inches (6 ft) and length is under 84 inches (7 ft), we can make it.

Just order the closest larger size, then drop us an email at hello@sundayrest.com with your exact dimensions. Custom orders are still eligible for our 100 Nights Trial and 10-year warranty.

Mattress thickness by model

  • Ortho Memory: 6 inches (standard), and 8 inches for Queen (60"x78") & King (72"x78")
  • Ortho Latex: 8 inches
  • Latex Plus: 8 inches

Every Sunday mattress is delivered flat—not folded—because longevity matters. See how Ortho Memory supports your spine without compromising on comfort.

Looking for a size not listed?

We’re constantly adding more size options. If you're looking for something specific that’s not currently listed, let us know in the comments or email us at hello@sundayrest.com. We’re always happy to accommodate thoughtful suggestions.