Adjustable Bases Sealy® Mattresses and Accessories
Sealy is a pioneering mattress brand known for its science-backed support and comfort. It was voted the #1 most trusted mattress brand in Canada, reflecting over a century of quality craftsmanship.
Shop 200+ mattresses from Serta, Beautyrest, Sealy, Tempur-Pedic, Springwall, and Stearns & Foster at National Mattress — available in Single/Twin through King sizes from $99 to $6,640. Choose from innerspring, euro-top, memory foam, hybrid, and latex constructions in four firmness levels from extra firm to plush. Every mattress is manufactured in Canadian factories using CertiPUR-US® certified foams and ships free across Canada with a 365-night sleep trial, price match guarantee, and manufacturer warranty coverage up to 25 years.
- SEALY® Reflexion® Boost Adjustable Base
CLEARANCE 
LIMITED STOCK 
NEW ARRIVAL 
- Head & Foot Articulation
- Wireless Remote
- One-Touch Flat
- Reprogrammable Favorite Preset
- Foldable, Compact Design
- Zero-Clearance Frame
- Adjustable Legs
- Child Lock
- Battery Backup Lowers Bed Flat
- 650 lb Lift Capacity
Twin XL SOLD OUTDouble/Full SOLD OUTQueen SOLD OUTCompare at $1,999King SOLD OUT
Out Of StockOn Display:
- SEALY® Reflexion® Arc Adjustable Base CLEARANCE LIMITED STOCK NEW ARRIVAL
- Head & Foot Articulation
- Wireless Remote
- Dual-Zone Head & Foot Massage (2 Intensities)
- Zero-Gravity Preset
- TV Preset Position
- One-Touch Flat
- Reprogrammable Favorite Preset
- Underbed LED Lighting
- USB & USB-C Charging Ports
- IdealArc Wall Glide
- Deck-On-Deck Design
- Battery Backup Lowers Bed Flat
- 850 lb Lift Capacity
Twin XL SOLD OUTDouble/Full SOLD OUTQueen SOLD OUTCompare at $3,399King SOLD OUT Out Of StockOn Display:
Upgrade your sleep at National Mattress
Discover a mattress that transforms your sleep into a truly rejuvenating experience. We offer a wide variety of options to suit every sleep style and preference, ensuring a better night's sleep.
Why Choose Us?
- Variety: From plush to firm, we have options for every body type and sleep style.
- Quality: Trusted brands and top-notch materials for long-lasting comfort.
- Sleep Trials & Warranties: Enjoy peace of mind with flexible trials and warranties.
- Expert Advice: Get personalized recommendations from our sleep specialists.
Mattress Selection Includes
- Memory Foam: Contours to your body for personalized comfort and pressure relief.
- Hybrid: Combines responsive springs with foam for balanced support and comfort.
- Innerspring: Provides firm support, bounce, and cooling airflow.
- Latex: Hypoallergenic, eco-friendly, and exceptionally comfortable.
- Adjustable Beds: Customize your sleep position for optimal comfort.
