Bedding/Sheets Bed Frame King Mattress Accessories Mattress Accessories

Everything for a king bed (76″ × 80″) in one place. Shop king mattress protectors, sheet sets, box springs, bed frames, pillows and duvets — note that a king box spring is built as two split halves (each 38″ × 80″) so it's easy to move and fits up tight stairwells. Protectors from HealthGuard and Hush, box springs matched to your mattress brand, plus premium bedding, all with free delivery across Canada. • Fits the king mattress: 76″ × 80″ • Mattress protectors — waterproof, breathable and encasement styles • Sheet sets, duvets and pillows in king sizes • Box springs and foundations (a king ships as two split halves) • Bed frames and bases • Brands: HealthGuard, Restguard, Hush, NM, Leggett & Platt, Sealy, Serta, Beautyrest, Tempur-Pedic & more • Accessories from $13 — free Canada-wide delivery

Complete your sleep setup with pillows, toppers, protectors, and more. These mattress accessories enhance comfort and extend mattress life.

Bedding/Sheets Bed Frame King Mattress Accessories Accessories
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  • NM Microfiber Sheet Set - King
    CLEARANCE
    National Mattress microfiber sheet set, white folded stack resting on two stacked pillows in pillowcases NM Microfiber Sheet Set - King brand icon
    • 12" Deep Pockets
    • Light and Breathable
    • Wrinkle Resistent
    • Machine Washable
    • Quick Dry
    King In stock for fast delivery $23
    Compare at $99
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  • HEALTHGUARD® Luxury Microfiber Sheet Set - King
    TRENDING
    HealthGuard luxury microfiber sheet set, smooth white sheets styled on a bed with two stacked pillows HEALTHGUARD® Luxury Microfiber Sheet Set - King brand icon
    • Luxurious Feel
    • Breathable and Durable
    • Water-resistant and Allergen Proof
    • Naturally Warming
    • Easy care: Machine washable and Wrinkle resistant
    King In stock for fast delivery $51
    Compare at $99
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  • HEALTHGUARD® Egyptian Cotton Sheet Set - King
    CLEARANCE TRENDING
    HealthGuard Egyptian cotton sheet set, light blue crisp sheets styled on a bed with stacked pillows HEALTHGUARD® Egyptian Cotton Sheet Set - King brand icon
    • Softer, stronger, and silkier than regular cotton.
    • Longer lasting than normal cotton
    • Cool to the touch
    • Lightweight and breathable
    • Deep 18" pockets
    King In stock for fast delivery $105
    Compare at $199
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  • Inst-A-Matic® Premium Series Bed Frame - King
    LIMITED STOCK
    Leggett & Platt Inst-A-Matic steel bed frame, black rails with centre beam, headboard brackets, glide feet Inst-A-Matic® Premium Series Bed Frame - King brand icon
    • Made of hardened steel for longevity, strength, and durability
    • 4 Reinforced legs
    • 2 Center support legs
    • 6 Plastic glides in total
    • Fast assembly, no tools required.
    • Lifetime Limited Warranty
    • 1000 lbs Weight Capacity
    King In stock for fast delivery $150
    Compare at $299
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  • HEALTHGUARD® Bamboo Cotton Sheet Set - King
    CLEARANCE
    HealthGuard bamboo cotton sheet set, silky white sheets styled on a bed with two stacked pillows HEALTHGUARD® Bamboo Cotton Sheet Set - King brand icon
    • Anti-microbial, Resistant to dust mites, Anti-allergy, Hypoallergenic
    • Temperature regulating
    • Soft and durable
    • Moisture-wicking
    • Deep 18" pockets
    King In stock for fast delivery $158
    Compare at $299
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  • NATURA® Deluxe Wool Washable Duvet - King
    NEW ARRIVAL
    Natura Deluxe Wool washable duvet, white quilted duvet loosely rolled with a green tab label NATURA® Deluxe Wool Washable Duvet - King brand icon
    • NaturaWool™ Fill
    • OEKO-TEX® Standard 100 Certified
    • Unbleached, 100% Cotton Percale Cover
    • All Season Comfort
    • 5 Year Warranty
    King In stock for fast delivery $298
    Compare at $599
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  • Bedder Base® Heavy Duty Platform Base - King
    TRENDING NEW ARRIVAL
    Bedder Base® Heavy Duty Platform Base - King Bedder Base® Heavy Duty Platform Base - King brand icon
    • All‑in‑One Support System
    • Tested 3000 lb Capacity
    • 14″ Profile, 13″ Clearance
    • Powder‑Coated Steel Frame
    • Tool‑Free Assembly
    King In stock for fast delivery $323
    Compare at $599
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  • NATURA® Organic Wool All-Season Duvet - King
    NEW ARRIVAL
    Natura organic wool all-season duvet, cream diamond-quilted duvet loosely rolled with a green leaf tab NATURA® Organic Wool All-Season Duvet - King brand icon
    • Certified 100% Organic NaturaWool™ Fill
    • OEKO-TEX® Standard 100 and GOTS Global Organic Textile Standard Certified
    • Certified 100% Organic Pima Cotton Sateen Cover
    • All Season Comfort
    • 5 Year Warranty
    King In stock for fast delivery $333
    Compare at $599
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  • SERTA® Pro Platform™ Base (Foundation-Platform-Frame) - King
    LIMITED STOCK
    Serta Pro Platform base, flat black upholstered deck with edge trim on cylindrical black legs SERTA® Pro Platform™ Base (Foundation-Platform-Frame) - King brand icon
    • Folding Flat Foundation
    • 12" Stackable Legs (3", 6", 9", 12" Adjustable height)
    • Fabric Cover
    • Ships in Compact Box, Easy No Tools Assembly
    • 2 Year Warranty
    • 650 lbs Weight Capacity
    King $368
    Compare at $799
    Online availability icon Backorder Available
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  • NM Platform Base - King
    LIMITED STOCK NEW ARRIVAL
    NM Platform Base - 1 NM Platform Base - King brand icon
    • No Box Spring Needed
    • Folding Plywood Platform
    • Height-Adjustable Steel Legs
    • Black Non-Skid Deck
    • 10-Year Warranty
    King $481
    Compare at $999
    Online availability icon Backorder Available
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    Estimated delivery icon Estimated free delivery on Tue, Jul 14
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  • NM Platform Bedframe - King
    FLASH SALE LIMITED STOCK
    National Mattress Willa platform bed frame, natural light wood slatted deck on tapered angled legs NM Platform Bedframe - King brand icon
    • Hardwood Platform Bed (12 Inch Height)
    • Hardwood Slats Less Than 2" Apart
    • Compatible with most headboards
    • Sleek Minimalist Design
    • 10 Year Warranty
    King In stock for fast delivery $524
    Compare at $1,099
    Online availability icon In-Stock Only 2 left!
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  • NM Platform Bedframe - Walnut - King
    FLASH SALE LIMITED STOCK
    National Mattress Willa platform bed frame, dark walnut rails and tapered legs with light wood slats NM Platform Bedframe - Walnut - King brand icon
    • Hardwood Platform Bed (12 Inch Height)
    • Hardwood Slats Less Than 2" Apart
    • Compatible with most headboards
    • Sleek Minimalist Design
    • 10 Year Warranty
    King In stock for fast delivery $524
    Compare at $1,099
    Online availability icon In-Stock Only 5 left!
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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.
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