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Flex Memory Foam Mattresses

Discover our collection of Flex memory foam mattresses, designed to provide exceptional comfort, body adaptation and pressure relief. Flex combines advanced memory foam technology with innovative materials to deliver a healthier and more restful sleep experience.

These mattresses adapt naturally to the shape of the body, helping to reduce pressure points and minimise movement during the night. Selected Flex models also incorporate breathable fabrics and thermoregulating technologies for fresher and more comfortable sleep.

Explore the best Flex memory foam mattresses at Colchón Exprés and enjoy premium comfort, ergonomic support and exclusive online deals with FREE shipping on selected models.

6 Item(s)

  1. Flex Palace Foam Mattress

    60%

    OFF

    100 night trial

    Best Classic Spring Mattress

    Colchón Flex Palace
    Breathability
    Firmness
    7 Review(s)

    See reviews

    • Classic Flex spring mattress
    • Gel memory foam comfort: adaptive comfort layer designed to respond progressively to body pressure.
    • High feel: firm and stable support with excellent adaptability.
    • Core: Multielastic® NxT spring system with double continuous springs for improved body support.
    • Commodo+® technology: high-density foam layer designed to improve body contouring and comfort.
    • Optigrade® treatment: thermoregulating technology that helps regulate temperature and humidity.
    • Stretch fabric cover: soft-touch breathable fabric with hygienic properties.
    • Flex Ultimate Collection
    • Free delivery, assembly and old mattress removal

    save 60% was €1,032.00

    €412.80 VAT included.

    Pay in up to 30 installments of €13.76/month INTEREST FREE! (+ info)

    Free shipping

  2. Flex Nube Airvex Mattress

    50%

    OFF

    100 night trial
    Colchón Flex Nube Airvex
    Breathability
    Firmness
    2 Review(s)

    See reviews

    • Mattress type: Memory foam mattress with high-density Airvex® support core.
    • Feel: Medium feel.
    • Core: Open-cell Airvex® technical foam block (14 cm).
    • Comfort layers: Memory foam layer (3 cm on side A) with hypoallergenic fibres.
    • Commodo+® system: High-density comfort layer designed to improve body adaptability and pressure relief.
    • Optigrade® system: Active thermoregulation technology for improved temperature and humidity control.
    • Total Protect® treatment: Antibacterial and anti-mite protection for healthier sleep.
    • 4 side handles: Practical handles for easier mattress handling.
    • Dual-sided structure: Same fabric on both sides with memory foam comfort layer on side A.
    • Outer fabric: High-weight Premium Stretch fabric.
    • Premium finishing details: Double stitched finish with decorative stretch side band.
    • Height: +/- 26.5 cm
    • Free delivery, assembly and old mattress removal

    save 50% was €904.00

    €452.00 VAT included.

    Pay in up to 36 installments of €12.56/month INTEREST FREE! (+ info)

    Free shipping

  3. Flex Halia Mattress

    50%

    OFF

    100 night trial
    Colchón Flex Halia
    Breathability
    Firmness
    3 Review(s)

    See reviews

    • Mattress type: Memory foam mattress with high-density HR foam core.
    • Firmness: Medium-firm.
    • Core: HR foam block (20 cm) for firmness, adaptability and ergonomic support.
    • Upholstery: High-density memory foam and hypoallergenic fibres for a progressive, cushioned feel.
    • Perimeter support: High-density foam border for improved edge resilience and stability.
    • COMMODO® system: Profiled foam for improved body adaptation and upholstery breathability.
    • Confort System®: Exclusive Flex layer for optimal pressure distribution.
    • Sleep independence: Very high motion isolation — ideal for couples.
    • Optigrade® system: Active temperature and humidity regulation in the outer Stretch fabric for a fresher night's sleep.
    • Side handles: 4 vertical handles for easy rotation and handling.
    • Height: approx. 30 cm.
    • Delivery & assembly: Free delivery, installation and removal of your old mattress included.

    save 50% was €710.00

    €355.00 VAT included.

    Pay in up to 24 installments of €14.79/month INTEREST FREE! (+ info)

    Free shipping

  4. Flex Garbí Foam Mattress

    55%

    OFF

    100 night trial
    Colchón Flex Garbí Visco
    Breathability
    Firmness
    35 Review(s)

    See reviews

    • Upholstery: High-density gel memory foam, panel-stitched on both faces with hypoallergenic fibre fill
    • Firmness: Medium
    • Core: Reinforced AirVex® NxT moulded foam with COMMODO+® system for superior elasticity, adaptive comfort and even pressure distribution
    • 7 differentiated firmness zones for precise body adaptation across the full sleep surface
    • Ventilation channels: Horizontal and vertical channels throughout the core for enhanced internal airflow
    • Optigrade® treatment: Applied to the hypoallergenic Stretch outer fabric for active surface temperature regulation
    • 4 handles for easy handling and rotation
    • Category: Flex Ultimate
    • Height: approx. 30 cm
    • Free delivery, assembly and removal of your old mattress included

    save 55% was €1,032.00

    €464.40 VAT included.

    Pay in up to 36 installments of €12.90/month INTEREST FREE! (+ info)

    Free shipping

  5. Flex Multielástic Mattress

    55%

    OFF

    100 night trial
    Colchón de Muelles Flex Multielastic Visco
    Breathability
    Firmness
    11 Review(s)

    See reviews

    • Upholstery: Memory foam for a soft, pressure-relieving surface feel
    • Firmness: Firm
    • Core: Multielástic® continuous spring block with COMMODO® system for zone-adaptive body contouring and even pressure distribution, and high-density Confort System® foam for enhanced adaptability
    • Perimeter support: High-density foam border for added edge resilience and structural solidity
    • Fabric: Hypoallergenic Stretch with anti-dust-mite and anti-bacterial treatment
    • Optigrade® system: Regulates humidity and temperature at the sleep surface for a fresher, healthier night's sleep
    • 4 metallic lateral ventilation vents for improved internal airflow
    • 4 handles for easier handling and rotation
    • Category: Flex Selection
    • Height: approx. 26.5 cm
    • Free delivery, assembly and removal of your old mattress included

    save 55% was €710.00

    €319.50 VAT included.

    Pay in up to 24 installments of €13.31/month INTEREST FREE! (+ info)

    Free shipping

  6. Flex Garbí Foam Adjustable Mattress

    50%

    OFF

    100 night trial
    Colchón Flex Garbí Visco Articulado
    Breathability
    Firmness
    6 Review(s)

    See reviews

    • Upholstery: High-density gel memory foam for excellent body adaptation and a fresh, cushioned surface feel
    • Firmness: Medium-firm
    • Core: AirVex® NxT high-density foam block (15 cm) made from natural materials, with millions of micro-channels and built-in vertical and horizontal ventilation channels for superior breathability
    • 7 differentiated firmness zones: moulded core for adaptive comfort tailored to each part of the body
    • Removable cover: Book-opening zip for easy removal and a more hygienic sleep surface
    • Optigrade® technology: Applied to the outer fabric for balanced surface temperature distribution
    • Ideal for adjustable beds
    • Category: Flex Ultimate
    • Height: approx. 18.5 cm
    • Free delivery, assembly and removal of your old mattress included

    save 50% was €1,158.00

    €579.00 VAT included.

    Pay in up to 40 installments of €14.48/month INTEREST FREE! (+ info)

    Free shipping

6 Item(s)

  • Pressure relief with Flex Memory Foam Mattresses

    Because continuous and uninterrupted rest is now possible. One of the main characteristics of the Flex Mattresses with Viscoelastic is that it does not exert pressure on any point, so the body rests equally in all its areas. And since we know that you are going to love feeling the experience of the most relaxing rest, you will only be able to find it at Colchón Exprés.

    Made with soft and flexible raw materials

    The Flex Mattresses with Viscoelastic are made under one of the reference brands in Spain. Flex has taken care of all its components and mixed them with the best foams. The viscoelastic of this range of mattresses progressively recovers its original shape, which makes it super adaptable and comfortable.

  • Thermosensitive mattresses

    And in addition to promoting blood circulation, these are mattresses that react to body temperature in an extraordinary way, so that, when they come into contact with the body, they soften, achieving that extraordinary welcome, that is, the more heat they receive, the more sensation of 'sinking' and wrapping provides.

    Buy Flex Mattresses with Viscoelastic in the simplest way

    Get your Flex Mattresses with Viscoelastic online or come visit us at one of our physical stores. We bring them home completely free of charge and you can pay for them Cash on Delivery once you receive them at your home. Because we are the only ones who can make your rest something very great. And, at Colchón Exprés, we don't have small dreams.

120 Night Trial

120 night trial

At Colchón Exprés we want you to try your mattress comfortably at home. That's why we offer a 120-night trial on our best-selling mattresses.

If you're not convinced, you can exchange it for another one of the same size that you like better, before the trial period ends.

Check the 120-night trial terms and conditions to find out all the details of the promotion.

Interest-Free Financing

interest-free financing

Pay in up to 40 months Interest-Free. You can finance any order from €90, as long as the minimum monthly payment is at least €12.

Super convenient. We'll call you and one of our advisors will guide you through the financing process over the phone.

No strings attached. You can make early payments whenever you want, with no penalties or hidden tricks.

Your data protected. We don't sell your data to third parties.

For more information you can click here.

DOUBLE Sonpura Promotion

double promotion

If you buy a Sonpura mattress together with a Sonpura Base, Fixed Canapé or Folding Canapé, of the same size, you will have:

45% Discount on the Base or Canapé, instead of the usual 30% (this discount will be applied directly in your cart).

5 year warranty on your equipment. rest.

*Promotion not applicable to Sonpura mattresses from the Micro range (Gaudí, Royal, Carisma and Titán) nor to the Spirit and Silence models from the Multiadapt range.