
Custom Square Glass Coffee Jar
400 ml / 13.5 US fl oz · 700 ml / 23.7 US fl oz
Plastic Screw
Choose size & fittingMAIDAO GLASS · CHINA MANUFACTURER
Your coffee pack has to work before and after the first opening. Your glass jar can show the beans, carry a refill range or become a kitchen canister; each use asks something different of the closure. Our square coffee-jar reference gives you a concrete shape to compare.

EXISTING GLASS DESIGNS
Your selected capacity and fitting reference stay with the product enquiry. Your complete assembly still needs a matching neck specification.
1 design matches your selection

400 ml / 13.5 US fl oz · 700 ml / 23.7 US fl oz
Plastic Screw
Choose size & fittingEXISTING DESIGNS · MOQ, SAMPLES & DELIVERY
Your chosen design, finish and packing define the quotation; a new glass body follows the separate custom-development route.
Your existing-design MOQ depends on the chosen bottle or jar, quantity per size and decoration. Mixed designs can share a container; each design retains its own quoted minimum.
Your quote can use EXW or FOB with a named location. The selected glass, fittings, packing and destination determine your landed-cost comparison.
Prepare a category enquiry →Your sample request identifies the size, fittings and the filling or use conditions to evaluate.
Your available plain stock-glass samples are free; you cover the courier. Decoration, fittings and custom tooling are confirmed separately.
For your planning, existing-design orders use a 15–20 day reference after confirmation and sample approval. Your quotation confirms availability, decoration and the dispatch date.
Request category samples →BEFORE YOUR FIRST ORDER
THE PURCHASE DECISION
Your selected jar volume holds different weights of whole beans and ground coffee. A capacity label cannot establish the net weight of your finished pack.
THE BASIS FOR APPROVAL
Your coffee format, target weight and desired headspace belong in a fill trial with the selected jar. The result gives your team a usable pack specification and a realistic view of the shelf presentation.
THE PURCHASE DECISION
Your presentation cover and sealing closure may look similar in a photograph. Daily opening also changes what your customer expects from the pack.
THE BASIS FOR APPROVAL
Your sealing requirement, opening experience and intended reuse need a defined lid-and-jar combination. Gasket or liner details and assembled samples support the evaluation; appearance alone does not establish aroma retention.
THE PURCHASE DECISION
A jar sold prefilled through distribution has different handling requirements from an empty canister sold for home refilling. The distinction affects more than the label.
THE BASIS FOR APPROVAL
Your brief identifies who fills the jar, how it travels and how it is used after opening. The closure, tamper-evident requirements and packing can then be assessed for that route rather than borrowed from another coffee product.
THE COMPLETE PACKAGE
Your chosen body and accessories define the assembly to review.
The lid shown with a design is a reference for discussion. Your order needs its material, fit and sealing requirements recorded.
A sealing component changes the assembled pack. Its material and contact with your product belong in the suitability review.
A flat face can provide a clear brand panel. The usable artwork area depends on the actual jar dimensions and corner profile.
Individual separation and the outer carton affect transit protection. Jar weight and any projecting lid features inform the packing design.
YOUR BRAND ON AN EXISTING DESIGN
A square coffee jar gives your label a defined front and leaves other faces available to show the product. Lid colour and restrained printing can connect a retail jar with a refill range. Surface finish and artwork position need approval on the selected container.
Explore glass decoration →WHEN THE SHAPE NEEDS TO CHANGE
The existing square coffee jar provides a starting point before tooling discussion. A new mould is relevant when the footprint, opening or a proprietary shape is essential to the pack. Capacity and net coffee weight remain separate specifications.
Compare the custom-development route →
INSPECTION & DOCUMENTS
Glass-mouth and capacity checks address the container. Your coffee freshness or shelf-life claim requires evidence for the actual coffee, closure and storage conditions; no such claim follows from the jar being glass.
100% checks in both production areas. Our quality overview explains the inspection method used in each production area.
Your requested reports need the quoted glass, fittings, decoration and stated test scope.
RELATED GLASS FORMATS
PURCHASING QUESTIONS
It depends on whether you pack beans or ground coffee and on the product itself. The listed jar volume helps shortlist a size; an actual fill trial establishes your declared coffee weight.
Airtightness must be established for the selected lid, seal and jar combination. The product photograph or square shape is not a performance statement.
A refill concept needs evaluation for its intended cleaning, opening and handling conditions. The initial jar reference can be sampled with the proposed closure before those requirements are finalised.
Yes. Your supplier is MAIDAO GLASS, the glass-packaging brand of MAIDAO INDUSTRY CO., LTD, established in 2005. Production relationships and inspection records are available through our quality overview.
YOU HAVE A DESIGN IN MIND
YOU ARE DEVELOPING THE PACKAGE