--- product_id: 721759771 title: "Happiest Baby Sleepea - Organic Cotton Baby Blanket, Size S" brand: "happiest baby" price: "¥29995" currency: JPY in_stock: true category: "Happiest Baby" url: https://www.desertcart.jp/products/721759771-happiest-baby-sleepea-organic-cotton-baby-blanket-size-s store_origin: JP region: Japan --- # 100% organic cotton softness Healthy hip development approved 5-second quick swaddle Happiest Baby Sleepea - Organic Cotton Baby Blanket, Size S **Brand:** happiest baby **Price:** ¥29995 **Availability:** ✅ In Stock ## Summary > 🌙 Sleep Like a Pro, Swaddle Like a Boss! ## Quick Answers - **What is this?** Happiest Baby Sleepea - Organic Cotton Baby Blanket, Size S by happiest baby - **How much does it cost?** ¥29995 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/721759771-happiest-baby-sleepea-organic-cotton-baby-blanket-size-s) ## Best For - happiest baby enthusiasts ## Why This Product - Trusted happiest baby brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Convenience:** 2-way zipper for easy diaper changes without waking your little one. - • **Organic Cotton Luxury:** Soft, breathable fabric that’s gentle on delicate baby skin and eco-friendly. - • **Hip-Healthy & Escape-Proof:** Certified by the International Hip Dysplasia Institute with quiet Velcro for secure swaddling. - • **Effortless 5-Second Swaddle:** Wrap your baby securely in seconds—no fumbling, no stress. - • **Pediatrician-Designed Safety:** Created by Dr. Harvey Karp, trusted by parents and experts alike. ## Overview The Happiest Baby Sleepea 5-Second Swaddle is a top-rated, pediatrician-designed baby swaddle made from 100% organic cotton. It features a quick, secure wrap system with breathable fabric and a hip-healthy design, ensuring longer, safer sleep for your baby and peace of mind for parents. ## Description Sleepea is created by Dr. Harvey Karp, the pediatrician whose 5 S’s started the Swaddle Revolution!Dr. Karp designed every detail with baby safety—and parent sanity—in mind.- This ultra-soft and breathable swaddle helps babies cry less…and sleep more.- The special inner band keeps even the trickiest little newborn from sneaking out an arm at 2 am!- The wrap is snug and secure around the arms, but relaxed and hip safe down below.- Our extra-quiet Velcro won’t wake your baby with the ripping sound so common with Velcro wraps.- The breathable mesh at the shoulders and legs prevents overheating.- A 2-way zipper makes middle-of-the-night diaper changes easier. And, Sleepea is 100% Certified Organic Cotton.Honestly, we’ve thought of it all! No wonder the NY Times listed Sleepea as the #1 swaddle for babies in America!Why Should You Swaddle Your Baby?Swaddling gives babies the snug embrace they love in the womb. By preventing startles and wild-hand nose-whacks, it will quickly reduce crying and boost your baby’s sleep.Sleepea does NOT work with SNOO and would not prevent risky rolling. ONLY use SNOO sack in SNOO with baby. ## Features - "#1 Swaddle" New York Times: America's best baby diaper, our Sleepea was designed by the best pediatrician and world's leading diaper expert, Dr. Harvey Karp. Perfect for healthy and growing hips (International Hip Dysplasia Institute Seal of Approval). - ORGANIC COTTON - Made from luxuriously soft organic cotton that's safe for babies. Includes extra quiet adjustable closure for leak-proof security and 2-way closure that opens from the top or bottom for easy diaper changes at midnight. - MORE INFANT SLEEP - Our baby sleeping bag prevents startles and increases babies' sleep quality with special inner flaps that provide a comfortable hug to your beloved baby boy or girl in the womb. Arm openings can be unclipped to allow the arms to move freely. Great transitional swaddle for embedded-free independent sleep training without arms. - 5-Second Baby Swaddle: the happiest baby sleep sack is the easiest, safest, fastest, and leak-proof sleep sack. Promotes self-soothing and keeps babies sleeping longer than other swaddle wraps. Breathable mesh on shoulders and legs to reduce risky overheating. - The regular package contains one Sleepea wrap in each size (small, medium, and large). *Sleepea is not for use in SNOO Smart Sleeper and does not prevent risky rolling. At SNOO, please use only one SNOO sack. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08Y2QCWQN | | Additional Features | Breathable | | Age Range Description | Baby | | Best Sellers Rank | #14,212 in Baby Products ( See Top 100 in Baby Products ) #215 in Swaddling Blankets | | Blanket Form | Swaddle | | Brand Name | Happiest Baby | | Color | Graphite Stars | | Customer Reviews | 4.5 4.5 out of 5 stars (3,342) | | Fabric Type | 100% Organic Cotton | | Fabric Warmth Description | Lightweight | | Fill Material | Cotton | | Item Dimensions L x W | 2.29L x 2.74W Meters | | Item Type Name | Baby Swaddle | | Item Weight | 261 g | | Manufacturer | Happiest Baby | | Manufacturer Part Number | HU-XI-145 | | Material Type | Cotton | | Model Name | Sleepea | | Model Number | 7749SSXX109 | | Number of Items | 1 | | Pattern | Stars | | Product Care Instructions | Machine Wash | | Recommended Uses For Product | Napping | | Seasons | All | | Size | Small | | Style Name | Modern | | Theme | Space | | UPC | 817720022690 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** Happiest Baby - **Colour:** Graphite Stars - **Material:** Cotton - **Special features:** Breathable - **Style:** Modern ## Images ![Happiest Baby Sleepea - Organic Cotton Baby Blanket, Size S - Image 1](https://m.media-amazon.com/images/I/71OW3H1t4rL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Frequently Bought Together - Happiest Baby Sleepea 5-Second Swaddle - 100% Organic Cotton Baby Swaddle Blanket - Doctor Designed Promotes Healthy Hip Development (Ivory Watermelons, Medium) - Medela Manual breast pump with Flex Shields Harmony Single Hand for More Comfort and Expressing More Milk - Maymom 21mm Flange and Duckbill Valve Compatible with Spectra S1 Spectra S2 Spectra 9 Plus Not Original Spectra 20mm Replace Pump Parts Spectra Flange Spectra Duckbill Valve --- ## 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.jp/products/721759771-happiest-baby-sleepea-organic-cotton-baby-blanket-size-s](https://www.desertcart.jp/products/721759771-happiest-baby-sleepea-organic-cotton-baby-blanket-size-s) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-11-09*