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Florian Seidl's Cali Drinking Glass collection presents a masterful exploration of geometric tension and chromatic transparency, featuring three distinct vessels arranged in a dynamic diagonal…

Cali Drinking Glass by Florian Seidl is a highly esteemed winner of the very prestigious 2025 Platinum A' Design Award in Bakeware, Tableware, Drinkware and Cookware Design Competition Category.


PlatinumKitchenware· 2025

Cali Drinking Glass

by Florian Seidl

Client: Officina Endorfino

Platinum A' Design Award Winner in Kitchenware Category

923,762

Verified Award Winner

Verify Award Status for #167935

Colors

The Design

About Cali Drinking Glass

The Cali glassware series, a creation by Officina Endorfino, blends personality with functionality. Its stackable design not only extends the product line but also subtly evokes the elegance of a chalice. The series features three distinct sizes, all crafted from borosilicate glass. This material allows for various color combinations and its unique properties create captivating reflections, playing with perceptions of volume, weight, and gravity. Additionally, the product packaging is made from recycled cardboard.

The Recognition

About the Platinum A' Design Award

Cali Drinking Glass is a Platinum A' Design Award winner, an extremely prestigious recognition granted to truly exceptional, elegant, and magnificent designs. Platinum winners are marvels of creation, testaments to the limits of intellectual creativity, and demonstrate the unmatched professionalism and genius of their designers. These designs are expected to be the most renowned works that define the aesthetics of an era, contribute to the well-being of society, and push the boundaries of art, science, design, and technology. Cali Drinking Glass exhibits a transcendent level of excellence and unequivocally makes the world a better place with its advantageous and worthwhile characteristics. Cali Drinking Glass is a Platinum A' Design Award-winning work that triggers desires, inspires, excites, delights, and sparks great joy.

Where to Get It

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Interviews

Design Interview

What is the main principle, idea and inspiration behind your design?

The design is a subtle re-interpretation of a classic chalice.

What has been your main focus in designing this work? Especially what did you want to achieve?

A colourful, lightweight and elegant drinking glass that is stackable and comes in different sizes. A free exploration and exercise in glassware design.

What are your future plans for this award winning design?

It would be great to see Cali succeed on the market.

Read the Full Interview

Behind the Design

Press Kit

Credits, team members and technical details provided by the designer.

Unique Properties
Cali is a new tumbler collection redefining the traditional drinking glass. The elegant, modular design is stackable and there are three different sizes. The series is made from borosilicate glass using the properties of the material to create a reflection and a play on the perception and gravity. It allows for interesting colour combinations and ensures the drinks are at the centre of attention. Just look at this glass!
Dimensions & Packaging
Cali 167: Content 167ml, Diameter 74mm, Height 90mm
Cali 333: Content 333ml, Diameter 74mm, Height 135 mm
Cali 500: Content 500ml, Diameter 74mm, Height 180mm
Tags
tableware, drinkware, glassware, drinking glass, tumbler, stackable, glass, borosilicate, Officina Endorfino
Production Technology
The Cali glassware series is made from borosilicate glass. The material is known for its strength, durability and temperature resistance. The glass can be moulded and crafted in a variety of very different shapes and thicknesses. It is an infinitely recyclable material that can be re-melted again and again minimizing waste and environmental impact. The packaging is made from recycled cardboard.
Design Challenge
The main challenge was the necessity to create a series of modular and stackable drinking glasses in different sizes that also explore the formal possibilities of the material and make a visual statement.
Research
The design process was based on conceptual and formal research aimed at understanding material properties and opportunities of the category.
Product development and refinement through traditional sketching and 3D modelling.
Inspiration
Cali has a lot of personality and perfectly fits the identity of Officina Endorfino. The stackable design extends the product line naturally, while projecting its very own character. The shapes used merge the existing form language with a remote echo of an elegant chalice. The main body appears to be floating like a dream on top of the delicate but stable base. Cali dreaming.
Project Duration
The project was designed in Italy during the summer of 2024 as a quick side study for Officina Endorfino. A free exploration and exercise in glassware design.
Operation Flow
Take a glass. Fill it up. Bring it to your mouth. Drink. Enjoy!
Patents
All rights reserved.
Copyrights belong to Florian Seidl, 2025.
Team Members
Florian Seidl

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