Inside the Serta Classic mattress.
This collection features up to 5 support zones that deliver balanced, all‑over support, while pressure‑relieving foam to help relieve aches + back pain.
- 12.5″ to 15″ Profile depending on firmness
- Available in: Cascade Ridge Plush, Cascade Canyon Firm, Cascade Canyon Medium, Cascade Canyon Plush, Cascade Canyon Medium Pillow Top, Cascade Canyon Plush Pillow Top, Cascade Range Extra Firm, Cascade Range Medium, Cascade Range Firm Pillow Top, Cascade Range Plush Pillow Top
DescriptionSizing InformationFinancing
Designed with our Q4™ Support System and 5‑Zone Comfort to help relieve aches and back pains with steady support and pressure relief—so you get perfect sleep, night after night. Great for those searching for a supportive mattress or looking for options that help with back and body discomfort.
| Size | Dimensions (inches) | Notes |
|---|---|---|
| Twin / Single | 38 × 75 | Ideal for children, guest rooms, or smaller spaces |
| Twin XL | 38 × 80 | Extra length for taller sleepers; common in college dorms |
| Full / Double | 54 × 75 | Fits one sleeper comfortably, two if needed; smaller master bedrooms |
| Queen | 60 × 80 | Most popular size for couples; fits most bedrooms |
| King | 76 × 80 | Provides maximum space for couples; requires larger bedrooms |
| California King | 72 × 84 | Slightly narrower but longer than a King; good for tall sleepers |
Special financing available so your mattress purchase doesn’t have to wait. Get the perfect mattress now and pay over time.