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At Westerman Bags, everything revolves around simplicity, craftsmanship and natural materials.
Our wool felt sleeves and bags are strong, soft and timeless.
Each piece can be customised in design and colour to match your brand or project.
From first idea to series production — created with care, quality and minimal design.

Custom-made for businesses and brands
Sustainable, functional and designed to last. Shipped worldwide in eco-friendly packaging.

Wool Felt Laptop Sleeves

Specially made for Apple MacBooks.
Wool felt protects against scratches and bumps without adding weight.
Choose a timeless design that gives your laptop character.

Sustainable and handmade

For over fifteen years we have been creating sleeves and bags with great attention to detail. In our own studio we work with wool felt and vegetable-tanned leather – natural materials that become more beautiful over time. Timeless, strong and reliable, every single day.

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iPad and tablet covers

Thin, sturdy covers that fit perfectly. Handy for travel, stylish on your desk. Made of pure wool felt and finished with leather.

Attention makes more beautiful

Beautiful matching covers for MacBook and iPhone

"From the contact, the packaging, and the beautiful and practicality of the covers, you can tell it's a company with craftsmanship and a lot of personal attention. I'm very happy with my matching felt covers for my MacBook Air and iPhone in wine red/black." - MH J

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A gift to unwrap

Super happy with my felt phone case

What a beautiful product! It fits perfectly and looks absolutely stunning. The delivery was very fast, and the packaging made it extra special—a real gift. - Audrey H.

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Felt bags with leather details

Our shoppers and shoulder bags combine wool felt and leather to create a durable and elegant bag. Practical for work and travel, stylish for everyday use.

In your company colors

Small series in wool felt and leather

I create small-scale production runs of covers and bags for businesses and creative professionals. Available in colors that match your style, finished with vegetable-tanned leather. Each series is handmade and sustainable.

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Custom laptop covers

Personal customization

A custom-made cover for your laptop or tablet, in the color of your choice and optionally with a logo or leather detail. Unique, practical, and meticulously crafted. This makes your cover truly personal.

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iPhone Collection

Annemieke Westerman Bags

"Slow Design is created when sustainability and function take precedence over fashion and profit motives"

Annemieke Westerman, founder of Westerman Bags

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Trusted craftsmanship

My fourth Westerman cover – perfect every time

I ordered a black leather cover from Westerman for my MacBook. This is now my fourth case. All my devices are safely protected in a Westerman cover. It looks beautiful and is made with great care. WJ d.

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A gift to unwrap

Super happy with my felt phone case

What a beautiful product! It fits perfectly and looks absolutely stunning. The delivery was very fast, and the packaging made it extra special—a real gift. - Audrey H.

View iPhone cases