12 things you only need to buy once in your lifetime

Marie Hell designer Eileen Mandel is bucking the current trend of buying cheap clothes and discarding them after a few wears. Her line of plainly colored dresses are built to last a lifetime. If they ever rip, the company will pay $30 towards repairs.

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The tagline of the Saddleback Leather Company is: "They'll fight over it when you're dead!" These products are built to last over generations, which is why they come with a 100-year warranty. The products are not cheap, but consider it a one-time purchase and it won't seem so steep.

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These pricey sheets are made of 100% bamboo.

"It’s not just panda food – once processed it becomes softer and three degrees cooler than cotton helps repel odors and allergens and is a natural insulator," reads the description on Buy Me Once. Each pack comes with one fitted sheet, a top sheet, and two pillowcases.

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Duluth Pack has been creating outdoor gear for over 100 years. Its Bushcrafter backpack is expensive, but it's built to last. If it doesn't, the company promises to fix any bag sent back to them, no matter how old it is.

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This is the longest-warrantied brand on Button's website. "These have a 'multi-century warranty,' so you're investing in your grandkids' grandkids' cookery education," Button said. Rather than using Teflon, the skillet is oil-seasoned to make it non-stick. This means you never need to worry about replacing it when the non-stick fades, as oil-seasoning can also be done at home.

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This mat claims to get better with age. According to Button, new owners should treat their mat like a fine ham and sprinkle it with coarse sea salt to break it in and improve its stickiness. It comes with a lifetime guarantee.

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The "One World Futbol" is slightly heavier than your average soccer ball, but the difference is that this ball will not puncture or go flat. It's made by a company that supports sports for underprivileged children; for every ball you purchase, another is donated to a child in a developing country.

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This is the "for life" version of the Dr. Marten classic boot. They are built to last a lifetime, but if they do start to wear out, Dr. Marten will replace them for you. Each pair comes with an extra set of laces and a special balm that protects the leather from the elements, keeping it soft.

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These sunglasses come in three different styles and multiple colors. The frames are so bendy that they claim to be "adventureproof." If you do break them, you needn't worry, as all glasses are covered under a lifetime guarantee.

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Davek umbrellas were created in New York with the city's extreme weather in mind. The main umbrella canopy is made with 190-thread-count fabric and built to weather any storm. They come with a lifetime guarantee that covers breakages, and if you lose it, you're entitled to 50% off the replacement.

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Vermont-based sock company Darn Tough has a range of all-weather socks for men, women, and children. The secret ingredient is merino wool, which is designed to keep feet warm in winter and cool in summer."They're the best socks I've ever had and the top seller on Buy Me Once," Button said.

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This sturdy cooking pot was the inspiration behind Buy Me Once, according to Button. Depending on the size, they can cost anywhere between $130 and $550. "Its classic look and craftsmanship mean you'll be handing it down to your grandchildren," Button said to Business Insider.

Buy online here.