The Ultimate Guide to Protecting Wool Sweaters All Season Long

CLOTHING AND LAUNDRYCLOSET STORAGE

1/1/2026

brown and white towel on brown wooden table
brown and white towel on brown wooden table

How to Care for Your Winter Clothing:

The Ultimate Guide to Protecting Wool Sweaters All Season Long

Winter clothing is an investment. From cozy wool sweaters and cashmere pullovers to cold-weather accessories, these pieces keep us warm year after year—but only if they’re cared for properly. Improper washing, poor storage, and exposure to moths can quickly ruin even the highest-quality garments.

If you’ve ever pulled out a favorite sweater only to find shrinking, stretching, or mysterious holes, you’re not alone. The good news? With the right laundry routine and storage system, your winter wardrobe can last for many seasons.

In this guide, you’ll learn how to properly care for winter clothing, with a special focus on wool sweater care, safe washing techniques, de-wrinkling tips, and smart storage solutions that protect against moth damage.

Why Proper Winter Clothing Care Matters

Winter fabrics—especially wool, cashmere, alpaca, and blends—are more delicate than everyday cotton. These natural fibers are prone to:

  • Shrinking from heat and agitation

  • Pilling from friction

  • Stretching when stored incorrectly

  • Damage from moths and pests

By following a few intentional care steps, you can:

  • Extend the lifespan of expensive garments

  • Keep sweaters soft, structured, and pill-free

  • Reduce replacement costs year after year

How to Wash Wool Sweaters the Right Way

Read the Care Label (Always)

Before washing any winter garment, check the care tag. Many wool sweaters are labeled hand wash only or dry clean recommended. Even if a sweater claims to be machine washable, gentle handling is key.

Use a Wool-Safe Laundry Detergent

Regular laundry detergent is too harsh for wool fibers and can strip natural oils, leading to stiffness and damage. A laundry detergent specifically formulated for wool cleans effectively while preserving softness and elasticity.

Best practice:

  • Choose a detergent labeled for wool or delicates

  • Avoid bleach, enzymes, or fabric softeners

My Top Pick - The Laundress Wool & Cashmere Shampoo

Hand Washing Wool Sweaters

Hand washing is the safest option for wool and cashmere. Although some washers offer wool cycles you run the risk of the settings not being correct for that particular garment. I have definitely learned from my mistake of washing a wool sweater in the washer only to pull it out and find it has shrunken to an unwearable size.

Steps:

  1. Fill a basin with cool or lukewarm water

  2. Add a small amount of wool detergent

  3. Submerge the sweater and gently press (do not scrub or wring)

  4. Let soak for 10–15 minutes

  5. Rinse thoroughly with cool water

Grab - Collapsible Basin: This multi-use was basin can be used for anything delicate from clothing to dishes plus it collapses when not in use.

De-Wrinkling and Drying Wool Without Damage

Skip the Dryer Completely

Heat is the enemy of wool. Never place wool sweaters in the dryer—even on low heat—as this causes shrinking and distortion.

Proper De-Wrinkle Techniques

After washing, sweaters will be heavy with water. Incorrect wringing can stretch fibers permanently.

Instead:

  • Lay the sweater flat on a clean towel

  • Roll the towel tightly, pressing gently to absorb water

  • Unroll and reshape the sweater

Flat Drying Is Essential

Lay sweaters flat on a drying rack or towel, shaping them to their original size. Avoid hanging wet sweaters—this causes shoulder bumps and stretching.

De-wrinkling from Storage

Pulling out a sweater from the box or bag and finding it all wrinkled right before you want to wear it is never fun but knowing how to safely de-wrinkle wool is a like saver. The OGHom Steamer for Clothes is your best friend for getting all the wrinkles out and looking polished for the day or event ahead. (*paid link)

For a quick refresh give your sweater a few spritz of - The Laundress Wool and Cashmere Fabric Spray.

How to Remove Pilling from Wool Sweaters

Pilling is natural with wool garments, especially in high-friction areas like underarms and sides. Removing pills properly restores the sweater’s appearance without damaging fibers.

Use a Sweater Comb

A sweater comb is one of the safest and most effective tools for de-pilling wool and cashmere. Unlike electric shavers a manual sweater comb doesn't cut the fibers. A sweater brush can be helpful to lift lint, fuzz, and dust and help distribute oils from the fibers.

How to use it:

  • Lay sweater flat

  • Gently glide the comb in one direction

  • Avoid pressing too hard

Regular use keeps sweaters looking new and prevents buildup.

Grab a comb: The Aran Sweater Care Set

Grab a brush: The Laundress Cashmere Brush

How to Store Wool Sweaters in Your Closet

Never Hang Heavy Wool Sweaters

Hanging causes stretching at the shoulders and neckline. Instead, always fold wool sweaters.

Store Clean Sweaters Only

Moths are attracted to body oils, sweat, and food residue. Even lightly worn sweaters should be cleaned before storage.

Use Storage Bags Designed for Cashmere and Wool

Protecting sweaters during off-season storage is just as important as washing them correctly.

Storage bags for cashmere and wool provide:

  • Breathable protection

  • Shielding from dust and pests

  • Structure that prevents crushing

Choose bags made from cotton or breathable fabric—not airtight plastic, which can trap moisture and lead to mildew.

My Top pick: Cashmere Sweater Bag Set

For large sweater collections: The Cashmere Choice 5 Pack Storage Bags

How to Keep Moths Away from Winter Clothing

Moths are one of the biggest threats to wool sweaters, but prevention is simple with the right habits.

Natural Moth Repellents That Work

Avoid traditional mothballs, which contain harsh chemicals and leave strong odors. Opt for eco-friendly alternatives like Cedar Blocks-this variety pack gives you many storage options for your closets with blocks, chips and hanger blocks. (*paid link)

For additional fragrance:

  • Cedar blocks - Simply use sandpaper to help you revive the cedar fragrance over time

  • Lavender sachets - a wonderful natural fragrance and natural pest deterrent. (*paid link)

  • Essential oil-infused cedar

Place repellents:

  • Inside storage bags

  • On closet shelves

  • In dresser drawers

Keep Closets Clean and Airy

  • Vacuum closets seasonally

  • Avoid overcrowding shelves

  • Rotate stored items occasionally

Air circulation helps discourage pests and moisture buildup.

Seasonal Closet Care Tips for Winter Clothing

Rotate Clothing Seasonally

Store heavy sweaters during warmer months to reduce wear and keep your closet functional. Choose a box with a clear window so you can easily know what's being stored with output having to take it off the shelf.

My Top pick: Garment Box for Wool

Label Storage Bags

Label by category or season so sweaters aren’t repeatedly unpacked unnecessarily. If the box doest have a label holder simply place a label on the inside of the window area or tie it onto the zipper pull.

Inspect Garments Mid-Season

Check for:

  • Pilling

  • Loose threads

  • Signs of moth activity

Early detection prevents further damage.

Common Winter Clothing Care Mistakes to Avoid

  • Washing wool in hot water

  • Using standard detergent

  • Hanging heavy sweaters

  • Storing dirty garments

  • Using plastic bins without airflow

Avoiding these mistakes alone can double the life of your winter wardrobe.

Final Thoughts: Invest in Care, Not Replacement

Caring for winter clothing doesn’t have to be complicated—it just needs to be intentional. With the right wool detergent, sweater comb, and storage bags for cashmere, you can protect your favorite sweaters, keep them looking polished, and avoid unnecessary replacements.

A well-maintained winter wardrobe saves money, reduces clutter, and ensures you’re always ready for cold weather—without the frustration of damaged clothing.

If you’re building an organized, functional closet, proper garment care is just as important as storage solutions.

Product Recap:

*article contains affiliate links and paid ads