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Twillfast

Why Haartz Outperforms the Competition in Convertible Top Materials

March 20, 2025 By Gary Dekirmendjian

The Hog Ring - Why Haartz Outperforms the Competition in Convertible Top Materials

When it comes to convertible tops, not all materials are created equal. At OEM+ Auto Tops, we refuse to compromise on quality, which is why we exclusively use Haartz Twillfast RPC — a high performance topping material made by the folks who provide the premium material found on luxury vehicles like Bentley, Mercedes, BMW, Jaguar, Ford and more. … [Read more...] about Why Haartz Outperforms the Competition in Convertible Top Materials

What’s the Difference Between Stayfast and Twillfast?

May 20, 2019 By Nadeem Muaddi

The Hog Ring - What the difference between Stayfast and Twillfast

Among Haartz Corporation's impressive range of OEM and aftermarket convertible topping are its Stayfast and Twillfast lines. … [Read more...] about What’s the Difference Between Stayfast and Twillfast?

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The Hog Ring - 7 Things to Consider Before Retrofitting Bucket Seats

7 Things to Consider Before Retrofitting Bucket Seats

Lately it seems every car owner wants to swap … [more] about 7 Things to Consider Before Retrofitting Bucket Seats

Auto Upholstery - The Hog Ring - Chevrolet Camaro Door Panel

Design Studio: 1967-69 Camaro Door Panel

You asked for it and we listened. Starting … [more] about Design Studio: 1967-69 Camaro Door Panel

Warning: Do Not Resew This Cover

For many years, there has been confusion … [more] about Warning: Do Not Resew This Cover

Auto Upholstery - The Hog Ring - Chevrolet Chevelle Door Panel

Design Studio: 1964-67 Chevelle Door Panel

In continuation of our door panel series, … [more] about Design Studio: 1964-67 Chevelle Door Panel

Auto Upholstery - The Hog Ring - Cutters Custom Stitchin Inc

Shop Profile: Cutter’s Custom Stitchin’

There’s a three-man auto upholstery shop in … [more] about Shop Profile: Cutter’s Custom Stitchin’

Auto Upholstery - The Hog Ring - Bentley Motors Leather Shop

A Visit to Bentley Motors’ Leather Workshop

We know that Bentley Motors creates some of … [more] about A Visit to Bentley Motors’ Leather Workshop

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