our story

We specialise in making sleeves for mobile devices using earth friendly materials. ColcaSac works hard to bring you durable, sustainable and interesting designs to protect the technology you love. Check out how we make our products...

smart design

We believe in creating products that do more with less. You will find that our simple designs are also very functional. Our sleeves accommodate the most important of your needs with a simple design and our sleeves fully protect your device with a secure and comfortable fit.

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smart materials

We provide you with the softest, most durable, and generally most likable products. Our exterior canvas is heavy-duty, incredibly soft and looks substantial. Our sleeves are the polar opposite of the mass produced, soulless neoprene sleeve.

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earth friendly

We use hemp, bamboo and jute—materials that will naturally biodegrade and use less resources and do less damage than neoprene or cotton sleeves. We also use recycled packaging that is both recyclable and biodegradable.

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Any product made of hemp is fully biodegradable and easily recyclable.
There are over 25,000 known uses for hemp. Of the most common are Fuel, food, clothing, building materials, paper, medicine . Hemp is extremely versatile and can be used for countless products such as apparel, accessories, shoes, furniture and home furnishings. Hemp fabric is comfortable and durable. It is very soft and high abrasion resistant .

our hemp

Our hemp comes from a farm located at Heilongjiang province in northern China, where the local climate is ideal for hemp growing. Our hemp yarns are all spun from the best quality hemp fibre of the current season which is cut before the plant blossoms so that the fibre is very flexible and strong.

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our factory

Our weaving factory is located at in Qingdao in Shandong province. The Qingdao Fab Mill can weave 100% hemp, as well as hemp with conventional cotton, organic cotton, soybean, silk , wool and 100% organic cotton fabrics. The weaving style can be muslin, twill, canvas, satin, herringbone and other special weaving.

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