Twin Size All
Twin Size mattresses measure 39" × 75" — the most compact standard adult size. They're ideal for children's rooms, bunk beds, daybeds, single sleepers, and guest or small bedrooms where space is tight. Compare every single/twin option below by brand, feel, and price.

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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.

Clearance Mattresses
Explore our discounted mattress collection, featuring limited quantities, floor models, and more.
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- Crib 28" x 52". For newborns and toddlers. 2
- Single/Twin 38" x 75". One sleeper, kids and guests. 178
- Twin XL 38" x 80". Twin width, 5" longer. 239
- Double/Full 54" x 75". Room to stretch for one sleeper. 215
- RV Short Queen 60" x 75". Queen width for RVs and campers. 17
- Queen 60" x 80". Most popular for couples. 256
- Queen Split Head 60" x 80". Head splits for adjustable bases. 3
- King 76" x 80". Couples who want extra room. 245
- King Split Head 76" x 80". Head splits for adjustable bases. 3
- Memory Foam Slow foam that hugs and eases pressure. 93
- Gel-Infused Memory Foam Contouring foam with cooling gel added. 69
- Gel-Infused Foam Responsive foam with gel for a cooler feel. 102
- Latex Bouncy, breathable layers with quick lift. 22
- Micro-Coils Tiny coils in the top layers for bounce. 26
- Copper, Charcoal or Graphite Infusion Added to foam to help draw heat away. 28
- Plant-Based Foam Foam made partly from plant oils. 56
- Natural and Plant Fibres (Cotton, Wool, Tencel, Bamboo) Breathable layers that wick away moisture. 55
- Cooling Fabric Cover knit to feel cool to the touch. 69
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- Side Sleepers Softer top to cushion shoulders and hips. 97
- Back Sleepers Even support for the lower back. 136
- Stomach Sleepers Firmer surface so hips do not sink. 95
- Combination Sleepers Responsive feel for easy changes of position. 9
- Heavier Bodies Sturdy support built for more weight. 9
- Lighter Bodies Softer top that gives under less weight. 2
- Couples Less motion felt when a partner moves. 2
- Serta® Perfect Sleeper® 11
- Springwall® Comfort Pockets® 10
- NM® Orthopedic 9
- Sealy® Posturepedic® Plus 9
- Beautyrest® Classic 8
- NM® HD+™ Core 8
- Springwall® H2 Chiropractic® 8
- Beautyrest® World Class™ 7
- Beautyrest® Centennial 7
- NM® Hi-Loft™ 7
- Springwall® Foam 7
- Springwall® Chiropractic® 7
- Beautyrest® Quintessence™ 6
- Sealy® Essentials 6
- Beautyrest® BeautySleep® 5
- Serta® Classic® 5
- Evergreen® ecoRest™ 4
- Serta® Modern Series™ 4
- Springwall® HealthCare™ Flippable 4
- Tempur-pedic® TEMPUR-ProAlign® 4
- Marshall® Assured Series 3
- Marshall® Crafted Series 3
- Chirofoam® Performance™ Hybrid 3
- NM® Essentials 3
- Sealy® Posturepedic® 3
- Sealy® Posturepedic® Natural Origins 3
- Serta® Perfect Day™ 3
- Springwall® ChiroMedic® 3
- Tempur-pedic® TEMPUR-Align® 3
- MLILY® ChiroPro 2
- MLILY® Midnight 2
- MLILY® WellFlex 2
- Chirofoam® Originals™ 2
- Evergreen® Pure™ 2
- NM® Cozy 2
- MLILY® Manchester United 1
- NM® 1
- Sealy® Cocoon™ 1
- Compatible with Adjustable Bed Flexes with a base that lifts head and feet. 165
- Removable Cover Cover comes off for cleaning. 11
- Cooling Technology Draws heat away so you sleep cooler. 126
- Temperature Regulating Helps keep you from sleeping hot or cold. 140
- Breathable Lets air flow so heat does not build up. 129
- Moisture Wicking Pulls moisture away to keep you dry. 20
- Low Motion Transfer You feel less of your partner's movement. 165
- Pressure Point Relief Eases pressure on hips and shoulders. 168
- Zoned Lumbar Support Extra support under the lower back. 70
- Edge Support Firm edges for sitting and more sleep area. 160
- Hypoallergenic Resists dust mites and common allergens. 11
- Antimicrobial Fabrics Cover resists odour-causing bacteria. 50
- Organic Materials Made with organically grown fibres. 16
- Sustainable Materials Made with renewable or recycled content. 9
- Eco-Friendly Manufacturing Made with a lower-impact process. 54
- Mattress In A Box Arrives rolled in a box. Easy to move in. 44
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