---
product_id: 546976843
title: "SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary)"
brand: "signoraware"
price: "¥3920"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/546976843-signoraware-lock-n-store-borosilicate-glass-round-container-leakproof-microwave
store_origin: JP
region: Japan
---

# 100% leakproof airtight lid Oven safe up to 400°C Freezer safe down to -20°C SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary)

**Brand:** signoraware
**Price:** ¥3920
**Availability:** ✅ In Stock

## Summary

> 🥗 Elevate your meal prep game with glass that works as hard as you do!

## Quick Answers

- **What is this?** SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary) by signoraware
- **How much does it cost?** ¥3920 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/546976843-signoraware-lock-n-store-borosilicate-glass-round-container-leakproof-microwave)

## Best For

- signoraware enthusiasts

## Why This Product

- Trusted signoraware brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ergonomic & Portable:** Carry your gourmet meals in style, anywhere you go
- • **Pure Borosilicate Glass:** No chemical leaching, no stains, just fresh flavors
- • **Thermal Shock Resistant:** Seamlessly transition from freezer to oven without a crack
- • **Space-Smart Round Design:** Stackable elegance that organizes your fridge like a pro
- • **Microwave & Dishwasher Safe:** Heat and clean with zero hassle

## Overview

The SignoraWare Lock 'N' Store is a 400ml borosilicate glass container designed for professional-grade food storage. It features a leakproof airtight lid, withstands extreme temperatures from -20°C to 400°C, and is safe for microwave, oven, freezer, and dishwasher use. Its round, stackable design maximizes fridge space while ensuring no chemical contamination or odor retention, making it the ultimate choice for fresh, healthy, and convenient meal storage.

## Description

Introducing the SignoraWare Lock 'N' Store Round High Microwave Oven Borosilicate Safe Glass Container with Air Tight Lid! This versatile and multipurpose jar box is the perfect solution for all your storage needs. Crafted from high-quality BOROSILICATE GLASS, this container ensures durability and is an excellent choice for storing your food. The elegant design and ergonomic shape of this glass container make it incredibly convenient to carry, making it suitable for use as a tiffin or lunch box. Its round shape allows for easy stacking and efficient use of space in your fridge or refrigerator, serving as a handy organizer for your kitchen. One of the standout features of this glass container is its exceptional glass resistance. With high thermal shock resistance of up to 120 degrees Celsius, it can withstand extreme temperature changes without the risk of shattering. You can safely use it in the oven at temperatures up to 400 degrees Celsius, and it is also refrigerator safe, withstanding temperatures as low as -20 degrees Celsius. This means you can effortlessly switch between high and low temperatures without any worries. The SignoraWare Lock 'N' Store Round High Microwave Oven Borosilicate Safe Glass Container is not only versatile but also extremely safe for food storage. Unlike plastic and melamine containers, this glass container does not leech chemicals into your food, even with repeated usage. Its non-porous glass material ensures that it does not absorb stains or odors, maintaining the freshness and taste of your food. With its impressive features, this glass container is a perfect addition to any kitchen. It is microwave safe, allowing you to conveniently heat up your food directly in the container. It is also dishwasher safe, making cleanup a breeze. Additionally, it is freezer safe, enabling you to store your leftovers for later consumption. Upgrade your food storage game with the SignoraWare Lock 'N' S.

## Features

- manufacturer: Signoraware
- Item Trademark: SIGNORAWARE
- Item Weight: grams, pounds, 0.81571036940, 370.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Recommended uses for product | Storage |
| Special features | Transparent |
| Container shape | Round |
| Is dishwasher-safe | Yes |
| Item package quantity | 1 |
| Item weight | 370 Grams |
| Product care instructions | Dishwasher Safe, Microwave Safe |
| Item volume | 400 Milliliters |
| Is microwaveable | Yes |
| Manufacturer | Signora |
| Product Dimensions | 13 x 13 x 6 cm; 370 g |
| Number of pieces | 1 |
| Batteries required | No |

## Product Details

- **Brand:** Signoraware
- **Colour:** Transparent
- **Material:** Borosilicate Glass
- **Material features:** Food Grade
- **Capacity:** 400 Milliliters

## Images

![SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary) - Image 1](https://m.media-amazon.com/images/I/61o-nUQxKdL.jpg)
![SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary) - Image 2](https://m.media-amazon.com/images/I/71A0Hb3Y-dL.jpg)
![SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary) - Image 3](https://m.media-amazon.com/images/I/61tFr6S3GDL.jpg)
![SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary) - Image 4](https://m.media-amazon.com/images/I/714Mpf4ZG8L.jpg)
![SignoraWare Lock N Store Borosilicate Glass Round Container | Leakproof | Microwave, Oven & Dishwasher Safe | Direct Fridge to Oven | Heat Resistant| Food Storage (400ml | Clear)(Color May Vary) - Image 5](https://m.media-amazon.com/images/I/71uq7MFTe4L.jpg)

## Frequently Bought Together

- SignoraWare Lock N Store Borosilicate Glass Round Container | Microwave Safe | Convenient Storage | Air tight Lid | Useful for Storage Snacks & Treats | Best for office use ( 400ml | Clear )
- SignoraWare Lock N Store Borosilicate Glass Square Container | Trendy and stylish | Heat Resistant | Air Tight & Spill Proof | Microwave safe | Best for Storing Leftovers ( 320 ml | Clear )
- Signora Ware Lock 'N' Store Rectangle High Microwave Oven Borosilicate Safe Glass Container With Air Tight Lid | Multipurpose Jar Box (640Ml, Transparent, Food Grade)

---

## 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/546976843-signoraware-lock-n-store-borosilicate-glass-round-container-leakproof-microwave](https://www.desertcart.jp/products/546976843-signoraware-lock-n-store-borosilicate-glass-round-container-leakproof-microwave)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-22*