
The Biggest Porcelain Slab on the Market
Optimum Extra-Jumbo Italian Surfaces
The Biggest Porcelain Slab. Ever.
Imagine a single slab so vast it transforms your entire space. From the heart of Italy, Optimum’s Extra-Jumbo porcelain slabs arrive at an impressive 1840 × 3300 mm (130" × 73.5") — the largest ever launched worldwide.
These slabs don’t just cover surfaces; they create uninterrupted flows of elegance and strength. Picture your kitchen countertop stretching seamlessly, your bathroom walls rising without grout lines, or your outdoor kitchen standing resilient against heat and weather.
Designed for durability and sustainability, this slab invites you to dream bigger — crafting spaces that feel open, luxurious, and effortlessly timeless.
Seamless Beauty
Cover large areas with uninterrupted elegance — perfect for expansive kitchen islands, full-height shower walls, or statement dining tables.
Italian Precision
Created in Italy using advanced sintering technology for exceptional density, depth of color, and flawless consistency.
Built for Florida Living
Unfazed by sun, heat, or everyday wear — equally at home indoors or outdoors.
Eco-Smart Choice
Manufactured with sustainable processes, low water consumption, and recyclable minerals.
Why the Biggest Porcelain Slab Changes Everything

The Specs That Set It Apart
Dimensions: 1840 mm x 3300 mm (130" x 73.5")
Thickness Options: 12mm / 20mm
Finish Options: Natural / Polished
Origin: Italy (Optimum Surfaces)
Largest Porcelain Slab Applications
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Dramatic Feature Walls
Design large-format statements in living areas, entryways, or even commercial spaces.
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Kitchen Backsplashes & Countertops
Offer seamless, ultra-durable, and easy-to-clean surfaces that mimic high-end natural stone.
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Fireplace Surrounds
Create modern, maintenance-free focal points that withstand heat.
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Bathroom Walls & Floors
sleek, easy to maintain, and hygienic
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Custom Furniture
tables, benches, and cladding
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Outdoor Kitchens
ideal for Florida’s sun and climate
Porcelain Slabs Are Built to Support Seamless Technology Integration
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Hypertouch: Control at Your Fingertips
With a simple tap, you can turn on lights, control AV systems, open doors or windows. This invisible interface eliminates clunky switches and maintains the visual flow of your space.
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Invisacook: Cook Directly on Your Countertop
This cutting-edge induction technology is installed just below the porcelain slab — making your countertop double as your stovetop. Invisacook delivers sleek design and modern convenience.
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Invisa Charger: Built-In Wireless Charging
Forget messy cables. Invisa Charger allows you to wirelessly power up your phone or device just by placing it on the slab — whether it's on your kitchen island, bathroom vanity, or office desk.
Ready to take your interior designs to the next level?
Free ebook for interior designers! Find expert fabricators & installers for Dekton, Neolith & more. Streamline your projects with our guide to high-performance surfaces.