within by-bar, extreme care is taken in the development and quality of its products. discover our guide and learn more about each material, how it is made and how to care for it.


is the fluff of the cotton plant. cotton is soft, absorbs moisture well, is breathable and durable. cotton has a strong abrasion resistance and is therefore a durable fabric. It also has a relatively low elasticity that makes it easier to wrinkle.

cotton can be washed by hand or machine at 30°c according to the washing instructions. When drying cotton, it is important not to let cotton dry directly in the sunlight, because cotton is sensitive to discoloration by the sun. If you use a tumble dryer, it is wise to put the garment inside out in the dryer and not set the temperature too high. cotton can withstand heat and can be ironed hot. For example, sturdy blouses made of 100% cotton can be ironed at a maximum temperature of 200°C, while mixed fabrics such as cotton with polyester can be ironed at a temperature of maximum 110°C.


Rayon is a strong, absorbent fabric that feels soft and silky. the rayon garments should be hand washed. the garment is fragile when wet and can easily be damaged in the washing machine. Rayon garments should not be tumble dried unless otherwise stated on the care label. it is important never to wring out rayon but to shake it out gently and smooth out wrinkles with your hands. Rayon is best ironed inside out at a low temperature, so that the fabric does not shine.


elastane is a synthetic fiber. the fabric is strong and extremely elastic, but nevertheless retains its fixed shape. it is wise not to wash and iron elastane too hot.


Lyocell is a substance made from cellulose. the fabric is mainly made from wood pulp from different tree species. the fabric feels thin but is very strong, water-absorbent, airy and ventilates well. hang the garment outside to air after wearing. the garment can be washed briefly inside out on a delicate wash or wool wash program up to 30°c. too much detergent can affect the colors of the garment. garments made of lyocell must be dried at a low temperature and ironed at a medium temperature.


leather is made from the skin of an animal whose hair has been removed. the leather fabric requires special maintenance. a leather jacket or pants should be regularly lubricated with leather grease to keep the fabric supple. in addition, a water-repellent spray can be used to protect the garment or accessory from rain. it is not wise to expose leather to the sun because otherwise discoloration can occur. stains can be removed with a damp cloth. some leathers can be hand washed with lukewarm water and mild soap. If you want to be sure that you keep your garment in shape, steaming is recommended.


the raw material for linen is flax. flax is a bast fibre: the bundles of short flax fibers lie in the bark around a wooden core and are protected on the outside by a fleece. linen is the strongest of all natural fibers. the fabric retains its shape, is airy, absorbs moisture but often creases quickly. linen garments are washed by hand with a mild soap or in the washing machine on the hand wash program. the disadvantage of linen is that the fabric wrinkles quickly, so it is wise to let the garments dry lying or hanging.


modal is a natural and vegetable material made from the pulp of the beech tree. the modal fabric is very strong, breathes well and falls nicely. it resembles cotton in many ways, but also has a number of important advantages: unlike cotton, for example, it hardly shrinks. Modal garments are easy to maintain. wash modal at 60°c and iron the garment at a medium temperature. modal can be tumble dried at a low temperature but should not be bleached.


mohair is the hair of an angora goat, which is sheared twice a year. the white hairs are long and slightly curled. the fibers have a natural shine and are heat insulating. the garments do not need to be washed between each wear. it is a smooth fiber so shaking the garment will remove most of the dust and grime. let clothes hang out in the fresh air or in the vapor of the bathroom to remove a bad odor. the garment is best washed by hand or machine wash in cold water on a special wool wash program. mohair should not be bleached or tumble dried, but the garment may be ironed at medium heat with steam. wet garments should be laid flat to dry and to prevent stretching.

merino wool

Merino wool comes from the Merino sheep and is considered to be one of the softest and finest types of wool compared to other types of sheep. Merino wool also distinguishes itself from traditional wool in that the fibers are fine and have no prickly particles. wool does not need to be washed as often as other fibers due to its self-cleaning ability. it is therefore wise to avoid washing in the washing machine as this can cause fluff. this is also known as pilling. it is best to hand wash the garment with lukewarm water and mild soap. leave the garment on for a minute, then rinse the garment with warm water to get the soap out. let the garment dry flat. you can also use the by-bar wool razor for this. if you still want to wash the garment in the washing machine, use the wool wash program and never wash the wool warmer than 30°c.

polyamide / nylon

Polyamide is a petroleum-based synthetic fiber that is spun into threads using a special melting technique. the fabric is elastic, dimensionally stable and virtually wrinkle-free. polyamide can be washed by hand at a temperature of 30°c. machine wash allows the garment to be washed at a maximum temperature of 40°c. When washing, you can choose the program: easy-care, delicate wash or synthetic wash. Polyamide can be dried in the dryer at a low temperature, but you can also choose to let the garment dry flat. ironing synthetic fabrics can cause fibers to contract and become warm. therefore, care must be taken when ironing that the fabric does not melt, otherwise the garment may be permanently deformed. have folds formed in the garment? then you can easily smooth out these folds by hand. folds that do not come out in this way can be ironed out.


acrylic is a synthetic fabric, it has a fiber that feels soft and warm but absorbs little moisture. the fabric has a better thermal insulation capacity than wool, the fiber is weather resistant and can withstand sunlight well. acrylic can be machine washed or hand washed, the fabric should not be washed too hot. acrylic should not be put in the dryer. the garment should be gently ironed at a low temperature without steam.


polyacrylic is a synthetic fiber. the yarns made with this fiber are particularly warm and soft and resemble wool. polyacrylic does not absorb much moisture and dries quickly. polyacrylic does not tolerate heat well, so it is wise to wash the garment at a low temperature. the garment should not be put in the dryer but can be ironed at a low temperature.


Polyester is a synthetic fiber, the fibers are wrinkle sensitive and strong, so they will not wear out quickly. it is important to wash this fabric regularly because polyester attracts greasy dirt. it is therefore recommended to pre-treat any grease stains with a stain remover. after this the garment can be washed inside out, preferably at 30°c and maximum 40°c. Immediately after washing, you can let the garments dry on the clothesline. it is not necessary to iron the garment, if necessary, iron the garment at a low temperature.


Silk is a natural fiber and is created by the silkworm. in the process of being transformed into a butterfly, the caterpillar spins a cocoon, which consists of very thin threads and glue that it secretes itself. the spun yarn is woven to create a fabric. the fabric is very fine, has a lot of shine and strength. silk should be washed gently and not too often. because silk is very resilient, wrinkles and folds will hang out quickly. silk (like wool) should be gently washed and ironed. wash silk preferably by a quick hand wash, with a wool detergent.


viscose resembles silk in many properties. it is a flexible thin material which is made of spruce, beech, but also other types of wood such as straw and cotton residues. viscose can be machine washed at a maximum temperature of 30°c. add fabric softener if necessary to prevent static electricity or put the item in the freezer for a short time. when the item comes out of the washing machine it is wise to remodel it so that the model comes back into the item. viscose should not be put in the dryer as the garment may shrink, lying flat is recommended. it is wise not to iron on the viscose garment on the highest setting, to prevent shine you can iron the garment inside out.


are the soft and thin hairs that grow in the fur of animals like a sheep. wool differs per wool type depending on the animal from which it comes. wool is a good thermal insulation. the washing temperature should never exceed 30°c to avoid shrinkage. it is important to never let wool soak, and spin in the washing machine should be avoided. After washing, shape the garment as best you can and let woolen knits dry flat to prevent deformation. Wool can be ironed at a low temperature, but wrinkles also disappear during wear. Wrinkles that really don't come out can be removed with steam, let clothes hang out in the bathroom to remove a bad smell.


alpaca is an animal fiber that consists of soft thin hairs of the animal, the alpaca. this material belongs to one of the luxury wool types that exist. the hairs are smooth fibers so the material is not irritating to the skin. alpaca is anti-allergenic. it is wise not to wash alpaca often. the garment can be hand washed in lukewarm water at a temperature of 30°c. it is important to add the right amount of wool detergent, too much wool detergent can make the fabric felting. in addition, kneading, wringing and rubbing the garment should be avoided. rinsing the garment should never be done with cold water as this can cause the fabric to shrink. machine wash alpaca can be washed on a wool or delicate wash. the garment may be spun at 60 seconds to avoid stretching the fabric. a laundry bag can be used to protect the garment from felting. drying alpaca is done lying down and not in a tumble dryer. the water can be gently squeezed out without wringing the garment. ironing alpaca is not necessary, creases disappear automatically while wearing the garment. Wrinkles that really won't come out can be removed with steam or let the garment hang out in the bathroom to remove a bad odor.

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