Hirsch Natur · Wool & Cotton Socks
German-Made Wool Socks for Everyday Warmth
Temperature-regulating socks in 85% organic wool and 15% organic cotton. Hand-felted soles, kbT certified, made in Germany for all-day comfort and durability.
The Maker
Hirsch Natur
Hirsch Natur is a German legwear specialist renowned for socks, tights, and leggings made from natural fibers. The brand focuses exclusively on wool, organic cotton, and blends—avoiding synthetics and unnecessary processing. Every pair is made in Germany with strict attention to fiber sourcing and sustainable production. For families seeking durable, chemical-free legwear, Hirsch Natur is a quiet standard-bearer in European natural fiber manufacturing.
When to Wear
All-Season Comfort for Active Bodies
These socks work year-round for any activity—from daily wear indoors and outdoors to hiking, work, or sports. The wool's natural temperature-regulating properties keep feet warm in winter without overheating in milder seasons. The organic cotton adds breathability and durability, making them equally suited to cool spring mornings and transitional weather. Unlike synthetic socks, wool adjusts to your body's temperature rather than trapping heat.
Materials & Make
85% Organic Wool, 15% Organic Cotton
Fiber Composition
85% lambswool from kbT-certified (controlled organic animal farming)
15% organic cotton (kbA) for stability and structure
Hand-felted sole for grip and durability
Natural Properties
Wool naturally absorbs up to 30% of its weight in moisture without feeling damp
Temperature-balancing keeps feet at an ideal warmth
Keratin in wool fiber mimics skin's outer layer—ideal for foot health
Certifications
kbT (wool from certified organic livestock farming with strict animal welfare)
kbA (organic cotton from certified cultivation)
Made in Germany
Wool is nature's only fiber created exclusively for clothing. Combined with organic cotton, it creates socks that regulate temperature, wick moisture, and feel soft against skin—without synthetics, dyes, or treatments.
Why Choose These
Key Benefits
Temperature Regulating
Wool naturally adjusts to your body's warmth. Warm in winter, breathable in warmer months—no synthetic materials trapping heat.
Moisture Wicking
Absorbs up to 30% of its weight in moisture without feeling wet. Keeps feet dry and comfortable through activity or long days.
Durable Felted Sole
Hand-felted wool sole provides grip, support, and longevity. Built to last years with proper care.
Certified Organic
kbT wool and kbA cotton—no pesticides, synthetic dyes, or harsh chemicals. Safe for sensitive feet.
German Made
Manufactured in Germany using sustainable practices. Built to inherit, pass down, and last.
Naturally Antimicrobial
Wool naturally resists odor-causing bacteria. Wear longer between washes; air dry and they smell fresh.
Size & Fit
Finding Your Perfect Fit
Hirsch Natur boot socks are sized by foot length (heel to toe). Measure your foot and use the chart below to find your size. European sizing runs true to fit.
| Size |
EU Size |
US Women |
US Men |
Heel to Toe |
| X-Small |
36–37 |
6–7 |
— |
8 inches |
| Small |
38–39 |
8–9 |
6.5–7.5 |
9 inches |
| Medium |
40–41 |
10–11 |
8.5–9.5 |
9.5 inches |
| Large |
42–43 |
— |
10.5–11.5 |
10 inches |
| X-Large |
44–46 |
— |
12.5–13.5 |
11 inches |
Tip: How to Measure
Stand barefoot on a piece of paper. Mark where your heel and longest toe end. Measure the distance in inches (or centimeters, then convert). Use this measurement to find your size in the "Heel to Toe" column above.
Be Informed
What You Should Know
Who These Work Best For
Anyone seeking durable, all-season socks for everyday wear. Families with sensitive skin or those avoiding synthetics. People who hike, work outdoors, or are simply tired of disposable socks. These are built to last years—many customers inherit pairs or pass them down through siblings.
The Sole Consideration
These socks have untreated, natural wool with no synthetic sole reinforcement. This makes them incredibly soft and breathable, but the sole fibers are delicate. To significantly extend their life, wear them over slippers when indoors. This simple habit protects the delicate sole fibers from everyday friction on hardwood, tile, or carpet and keeps the socks looking and feeling like new. Outdoors on harder surfaces (pavement, hiking trails) they're perfectly durable; it's fine indoor contact that requires this light care.
Care Commitment
Hand washing is required—these socks cannot tolerate hot water, agitation, or tumble drying. However, once you settle into the routine (which takes about 5 minutes), it becomes second nature. Many find the hand-wash ritual meditative, and your socks reward you by lasting a decade or more.
Care & Longevity
Keeping Them Beautiful
Preferred method: Hand wash in cold water.
Hand wash
Cold water only
Wool-specific detergent
Lay flat to dry
Never tumble dry
Hand wash in cold water using a wool-specific detergent such as Eucalan or Sonett wool wash. Gently press water out—never wring or twist. Lay flat to reshape and air dry away from direct heat. Wool naturally resists odor and rarely needs frequent washing; airing between wears is often enough.
Machine Washing (Optional)
If you use a washing machine, use only the wool or delicate cycle with cold water and wool-specific detergent. Set spin to low and dry lay-flat. We cannot be responsible for shrinkage if improper washing routines are used.
With proper care, these socks last for years and are often passed between children or inherited by siblings. Wool is a multi-generational fiber—treat it gently and it rewards you with decades of warmth.
Questions
Frequently Asked
Are these wool socks itchy?
No. These are made from fine lambswool, not coarse wool. Lambswool is naturally soft and suitable for sensitive skin. The wool is kbT certified, meaning it comes from organic farms where sheep are treated humanely and fibers are carefully processed. If someone has reacted to wool before, they may want to start with a wool/silk blend instead, which is even gentler—but fine lambswool at this quality is soft enough for most.
Why do I need to wear these over slippers indoors?
Because these socks have a natural, untreated wool sole with no synthetic reinforcement. That's what makes them so soft and breathable. However, repeated friction from walking on hard indoor surfaces (tile, hardwood, concrete) can thin the delicate sole fibers over time. Wearing them over slippers indoors protects that sole and extends the life of the socks significantly. Outdoors on pavement or hiking trails, they're perfectly durable. It's the fine indoor contact that benefits from this light care.
Do I really have to hand wash them?
Yes, hand washing is the best method and is our recommendation. Wool requires cold water and gentle handling. That said, if you use a washing machine, it must be set to the wool or delicate cycle with cold water and wool-specific detergent, and the spin must be low. Improper washing (hot water, heavy agitation, tumble drying) will cause the wool to felt and shrink. We're not responsible for shrinkage caused by incorrect washing. Hand washing takes about 5 minutes and keeps your socks in pristine condition for years.
How often do I need to wash these socks?
Less often than you'd think. Wool naturally resists odor and bacteria. Most people wear their wool socks multiple times before washing, simply airing them out between wears. This actually extends the life of the fabric. Wash when visibly dirty or after multiple wears—not after every single wear.
What if a sock gets a small hole?
Wool socks can be darned or hand-mended with a needle and thread. Because the base fiber is so durable, a small hole doesn't mean the sock is finished—it means it's time for a repair ritual that gives the socks a second life. Many families hand-darn their wool socks and keep them in rotation for years beyond the initial wear.
Are these organic wool socks really worth the price?
Yes. These are German-made socks from certified organic farms using sustainable fiber sourcing and processing. They're built to last 10+ years. When you calculate cost-per-wear over a decade, they cost pennies per year. Most people end up keeping pairs for so long they forget they ever bought them. They're an investment in comfort, durability, and chemical-free foot health.
How do I know what size to order?
Stand barefoot on paper, mark your heel and longest toe, and measure in inches. Match that measurement to the "Heel to Toe" column in the size chart above. If you're between sizes, size up slightly for comfort. The fit should be snug but not tight.
