--- product_id: 457728463 title: "Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch" brand: "Sealy" price: "2144.63 DT" currency: TND in_stock: true url: https://www.desertcart.tn/products/457728463-sealy-serene-duo-sleek-2-stage-sustainable-fiber-foam-crib store_origin: TN region: Tunisia --- # Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch **Brand:** Sealy **Price:** 2144.63 DT **Availability:** ✅ In Stock ## Quick Answers - **What is this?** Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch by Sealy - **How much does it cost?** 2144.63 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/457728463-sealy-serene-duo-sleek-2-stage-sustainable-fiber-foam-crib) ## Best For - Sealy enthusiasts ## Why This Product - Trusted Sealy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description The Sealy Serene Duo-Sleek 2-Stage Crib Mattress and Toddler Mattress is a grow-with-me dual firm baby mattress made from lightweight, airy cushioning. It has a sustainable design made with a core derived from Earth-friendlier, upcycled materials tested for safe use with infants and toddlers. The tagged side is firmer and then you can flip it over for a cozier toddler side. A reinforced pearl-embossed waterproof and stain-resistant cover wipes clean and is durability tested for lasting use. Measures 52 x 28 x 6 inches for a secure fit plus square corner design snug corner fit. An airflow pocket designed into the bottom of the cover helps the mattress to breathe. It meets ASTM Crib Mattress standards for safety, quality and lasting durability. All Sealy crib mattresses are GREENGUARD GOLD Air Quality Certified for a healthier indoor sleeping environment. Parents trust Sealy crib mattresses because they are tested to the highest safety and quality standards and Sealy is globally recognized as a premier brand in bedding for almost 140 years. Parents voted Sealy as their favorite Healthiest Crib Mattress brand. Sealy Serene Duo-Sleek 2-Stage Crib Mattress and Toddler Mattress 2-STAGE DUAL FIRMNESS: Infant side is designed to be firmer for newborns and infants for the first year, then flip to the toddler side for extra comfort layers; tags clearly indicate each side for infants and toddlers. SUSTAINABLE, SLEEK & LIGHTWEIGHT DESIGN: A super-sleek streamlined design that weighs less than 8 pounds. Airy hypoallergenic poly-core made with a sustainable edge. EARTH FRIENDLIER MATERIALS: Uses upcycled air-quality certified cushioning made from ocean-bound plastics, that are instead spun into fresh fibers. This model does not have polyurethane or latex foam. EXPERTLY MADE BABY MATTRESSES: More babies sleep on Sealy crib mattresses, which are crafted in North Carolina by experts in baby mattresses to ensure lasting quality. FIRMNESS AND DURABILITY TESTED: Passes ASTM crib mattress standards to ensure a firm and supportive sleeping surface for babies. WATERPROOF, PEARL EMBOSSED STAIN-RESISTANT COVER: Designed with a must-have reinforced waterproof cover and waterproof lock-stitched binding that repels liquids, odors and stains while keeping mold, mildew and wetness from seeping inside. AIRFLOW POCKET: Airflow pocket helps the mattress to breathe. AIR QUALITY CERTIFIED: Passes GREENGUARD GOLD Certified for air quality for a healthier indoor environment. SAFETY TESTED AND NON-TOXIC, FOR BABY: Tested to meet or exceed children's safety regulations, no lead or harsh phthalates, no flame retardants, voted Healthiest Crib Mattresses by parents, fits all standard size cribs and toddler beds TRUSTED BRAND WARRANTY: Sealy supports infants and toddlers; this crib mattress comes with a 10 year warranty on workmanship and materials. ## Images ![Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch - Image 1](https://i5.walmartimages.com/asr/f8be4480-1659-4f50-a197-a0e6e95023e3.238fcb28b518a76fe6273d9062dd1970.jpeg) ![Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch - Image 2](https://i5.walmartimages.com/asr/8fd1b6da-5f2a-4302-9b66-2ab66326e022.0c28ce74077caaa9369f1a33c936d588.jpeg) ![Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch - Image 3](https://i5.walmartimages.com/asr/f28c8b66-6887-466b-9cbc-4d0fa98aebf1.1da58d06ec122b01a55731773ad4b94b.jpeg) ![Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch - Image 4](https://i5.walmartimages.com/asr/0f42555a-ad0e-441f-b848-776381510556.24c5c0ab2edbcfc5bed80c4ffe2e321d.jpeg) ![Sealy Serene Duo Sleek 2-Stage, Sustainable Fiber Foam, Crib & Toddler Mattress, 6 inch - Image 5](https://i5.walmartimages.com/asr/fe36c335-dd5b-4b25-ba01-5254d39b6020.aafd97da64dc9ae833a6281280e12c99.jpeg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/457728463-sealy-serene-duo-sleek-2-stage-sustainable-fiber-foam-crib](https://www.desertcart.tn/products/457728463-sealy-serene-duo-sleek-2-stage-sustainable-fiber-foam-crib) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-09-28*