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Signature Mattress & Box Spring

No longer available

Designed for ultimate comfort, our superior Euro-top mattress boasts a touch of cashmere in the cushion for luxurious year-round support. Resilient, top-quality materials ensure lasting loft and evenness. The set is designed and built in the USA for us by Serta®, a company dedicated to using environmentally friendly materials and manufacturing.

  • Made exclusively for Williams-Sonoma by Serta®.
  • Sized to fit all of our beds and headboards.
  • Plush Euro-top design.
  • Touch of cashmere in the cushion.
  • 100% polyester cover.
  • This mattress is ideal for back, side and stomach sleepers.   
  • Serta innersprings and box springs are made from 95% post-industrial recycled steel.
  • The wood in the box springs is sourced from forests that are certified as sustainable by the Forest Stewardship Council.
  • In-home delivery with White Glove service.
  • Designed and built in the USA.

Dimensions & More Info
  • Foams are made without the use of PBDE flame-retardants, CFCs, lead, mercury, prohibited phthalates and other potentially harmful materials.
  • Soy-based foams are used in this mattress. 
  • Fire-retardant barriers made primarily from cotton or other cellulosic renewable fibers and use no harmful chemicals or processes.
  • Made in USA.


  • Overall: 60" x 80".
  • 651 foam-encased steel innerspring unit. 


  • Overall: 76" x 80".
  • 702 foam-encased steel innerspring unit.

Cal King:

  • Overall: 72" x 84".
  • 696 foam-encased steel innerspring unit.
  • Mattress: 12 1/2"D.
  • Box Spring: 8 1/2"D.


Shipping Information

This item is shipped from our warehouse by UPS to arrive within five business days of our receiving your order.

Shipping Rates

The shipping rate varies depending on your order total and shipping destination. View Shipping Options and Charges.

Rush Delivery

For an additional charge of $15 per address, we can rush delivery to most destinations. This service is not available for some oversize items, items shipped directly from the supplier (including perishable and custom-manufactured items), out-of-stock items and items to be shipped outside the contiguous 48 states.

Return Policy

At Williams-Sonoma, we take great pride in the quality and craftsmanship of our products. If, within 90 days, you are not completely satisfied with your purchase for any reason, please return the item for an exchange or refund of the merchandise value. return policy


No longer available

Mattress & Box Spring

No longer available