--- product_id: 323562764 title: "Glass Breastmilk Storage Jar Set with Lids, 8-Pack, 4oz & 8oz" brand: "mason bottle" price: "¥19314" currency: JPY in_stock: true reviews_count: 13 url: https://www.desertcart.jp/products/323562764-glass-breastmilk-storage-jar-set-with-lids-8-pack-4oz store_origin: JP region: Japan --- # Embossed precise measurement markings Airtight silicone-sealed lids Lead-free, toxin-free glass Glass Breastmilk Storage Jar Set with Lids, 8-Pack, 4oz & 8oz **Brand:** mason bottle **Price:** ¥19314 **Availability:** ✅ In Stock ## Summary > 🥛 Keep it fresh, safe, and stylish—because your baby deserves the best! ## Quick Answers - **What is this?** Glass Breastmilk Storage Jar Set with Lids, 8-Pack, 4oz & 8oz by mason bottle - **How much does it cost?** ¥19314 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/323562764-glass-breastmilk-storage-jar-set-with-lids-8-pack-4oz) ## Best For - mason bottle enthusiasts ## Why This Product - Trusted mason bottle brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Pure & Safe Storage:** Crafted from durable, lead-free glass to keep your baby’s milk toxin-free and fresh. - • **Versatile & Multi-Use:** Easily convert jars to feeding bottles with Mason Bottle nipples—perfect for every stage. - • **Leakproof Airtight Seal:** Silicone ring lids lock in freshness and prevent spills, freezer burn, and contamination. - • **Precision Feeding Control:** Embossed 0.5oz increments let you track intake and portion sizes effortlessly. - • **Space-Smart Stackable Design:** Maximize fridge and freezer space with sleek, stackable jars that keep your storage neat. ## Overview Mason Bottle’s 8-pack glass breastmilk storage jars combine toxin-free, lead-free glass with airtight silicone lids to ensure maximum freshness and safety. Designed for busy parents, these stackable jars save space and feature precise measurement markings for easy feeding management. Dishwasher safe and multipurpose, they transition seamlessly from storage to feeding bottles, supporting a sustainable, plastic-free lifestyle. ## Description In 2015, Mason Bottle was created to give parents and caregivers a non-toxic, environmentally-safe, glass baby bottle option without sacrificing versatility and ease of use. We have accomplished this throughout our entire product line by ensuring we use the healthiest, highest quality materials and making sure all of our products are multi-purpose, easy to clean, and convenient to use. As parents ourselves, we understand the importance of safe, healthy products for kids. That's why we created Mason Bottle. Our products undergo rigorous testing for 20+ toxins and heavy metals in a US lab, meeting CPSC standards. Your baby's bottle is chemical-free! We aimed to cut plastics, prioritize sustainability with USA-made goods, and keep it minimal by choosing quality multi-use products. These values are embedded in Mason Bottle-, featuring a wide natural nipple for easy breast-to-bottle transitions. ## Features - SAFETY FIRST GLASS BREAST MILK STORAGE: Crafted from durable, lead-free glass that remains free of toxins and microplastics, these glass baby food jars and breastmilk storage bottles keep breast milk, baby formula, and purees safe, fresh, and ready for everyday use. - AIRTIGHT FRESHNESS WITH SECURE LID: Comes with a removable silicone ring around the lid, providing an airtight seal to keep breast milk storage contents fresh and help prevent leaks, spills, and freezer burn in the refrigerator or freezer. - SPACE-SAVING STACKABLE STORAGE DESIGN: No more cluttered shelves! These stackable glass milk storage jars make organizing easy and maximize storage space in your refrigerator or freezer while keeping breastmilk and baby food containers neatly stored. - MULTIPURPOSE BABY FOOD & BREASTMILK STORAGE JARS: These reusable glass jars are versatile, easily converting from breast milk storage containers to feeding bottles by adding a Mason Bottle nipple. Dishwasher safe, easy to clean, and perfect for everyday use. - PRECISE MEASUREMENT FOR FEEDING & STORAGE: Easily track intake and portion sizes with embossed 0.5oz incremental measurement markings, up to 6oz (180 mL) / 2oz (60 mL), with a full capacity of 8oz / 4oz for breast milk and baby formula storage ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B08Z79BW9T | | Best Sellers Rank | #14,212 in Kitchen & Dining (See Top 100 in Kitchen & Dining) #105 in Canning Jars | | Brand Name | Mason Bottle | | Capacity | 8 ounces | | Closure Type | Screw | | Color | Green | | Customer Reviews | 4.3 4.3 out of 5 stars (800) 4.3 out of 5 stars | | Global Trade Identification Number | 00860005042142 | | Item Volume | 8 fluid ounces | | Item Weight | 4 ounces | | Manufacturer | MASON BOTTLE | | Material Type | Glass, Silicone | | Package Quantity | 1 | | Product Care Instructions | Dishwasher Safe | | Size | Mixed Jar Set (8 pack) | | Unit Count | 8 Count | | Upc | 860005042142 | ## Product Details - **Brand:** Mason Bottle - **Capacity:** 8 ounces - **Closure Type:** Screw - **Color:** Green - **Material:** Glass, Silicone ## Images ![Glass Breastmilk Storage Jar Set with Lids, 8-Pack, 4oz & 8oz - Image 1](https://m.media-amazon.com/images/I/8141EnQQEtL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ High Quality and Easy to Wash! *by on Reviewed in the United States August 18, 2026* I’ve been using these for a little over a year now and they have held up great! Now that little one is older, I use it to store snacks or overnight oats, etc. Easy to wash/ dishwasher and very durable. I love how it’s glass and how the lids don’t rust like the originals. Worth the money! ### ⭐⭐⭐⭐⭐ Jars with multi-use functionality, safety, and durability *by on Reviewed in the United States January 1, 2026* The Mason Bottle Breast Milk Storage Jars are an excellent, sustainable choice praised for their high-quality, durable glass construction and airtight, leak-proof lids. They transition seamlessly from breast milk to baby food storage.Highly recommend these jars for their safety, convenience (freezer/dishwasher safe), and practical design, despite minor concerns about the lids being difficult to open and the jars taking up more storage space than bags. ### ⭐⭐⭐⭐⭐ great quality *by on Reviewed in the United States July 7, 2026* i use these to store my extra breast milk in before bagging to freeze. work great! would definitely consider buying the nipples to go with it so i can just warm up and freeze! ## Frequently Bought Together - Mason Bottle Breast Milk Storage Glass (4oz & 8oz, 8-Pack) - Reusable Glass Baby Food Jars with Lids - Airtight, Stackable, Freezable Glass Baby Food Containers, Milk Container for Baby Formula - Mason Bottle Plastic Mason Jar Rings/Bands (Set of 3) Fits All Regular Mouth Mason Jars, Reusable and Rust-Free, Non-Toxic BPA Free (Silver, Regular-Mouth) - Mason Bottle Nipples (2-Pack) - Silicone Nipples, Fits Any Regular-Mouth Mason Jar - Slow Flow (0-3 Months), Wide Natural-Shaped, BPA-Free, Non-Toxic Baby Bottle Nipples - Made in USA --- ## 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/323562764-glass-breastmilk-storage-jar-set-with-lids-8-pack-4oz](https://www.desertcart.jp/products/323562764-glass-breastmilk-storage-jar-set-with-lids-8-pack-4oz) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-20*