Porta Pro Standard Size Cushions Care Guide
By Koss Stereophones | Published: 2026-10-21
Category: Tips & Care
Learn how to clean and maintain Koss Porta Pro standard size cushions to extend their lifespan and keep them comfortable.
Quick answer
To keep your Porta Pro standard size cushions comfortable and long-lasting, clean them gently by hand every few weeks and let them air dry completely before reattaching.
Why regular care matters
The soft, breathable foam in standard size cushions can absorb sweat and oils from your skin. Over time, this buildup can make the foam less springy and reduce comfort. Regular cleaning removes that buildup before it hardens.
Standard size cushions are designed for the Porta Pro and KPH40 Utility, and they also fit many other Koss models. Because they are interchangeable, keeping them in good shape means you can swap colors or refresh your headphones without buying new ones.
What to avoid
Do not machine wash or tumble dry the cushions. The agitation and heat can deform the foam and separate the fabric from the backing. Also avoid harsh detergents or bleach, which can discolor the material.
Skip soaking the cushions for long periods. A quick rinse is enough to remove dirt without saturating the foam, which can make it take much longer to dry and potentially lose its shape.
Step-by-step care routine
- Remove the cushions: Gently pull the cushion away from the speaker housing. They are held on by friction, so they should come off without tools. If they feel stuck, rotate them slightly while pulling to avoid tearing the fabric. Check the condition of the foam while they are off; if it is crumbling, it is time for a replacement.
- Hand wash with mild soap: Fill a bowl with lukewarm water and add a drop of mild dish soap. Dip a soft cloth or your fingers into the solution and gently wipe the cushion surface. Avoid submerging the foam completely. Do not wring or twist the cushion; squeeze it gently to remove excess water.
- Rinse and air dry: Rinse the cushion under running water to remove soap residue, then press it between a clean towel to absorb moisture. Let it air dry completely on a flat surface away from direct heat or sunlight. Wait until the foam is fully dry before reattaching; moisture can cause odor or damage.
- Reattach and rotate: Once dry, press the cushion back onto the speaker housing until it sits flush. To reduce wear, rotate the cushions between left and right sides every few months. If the cushion no longer fits snugly or the foam feels flat, consider a fresh set.
Product spotlight
- Porta Pro® Standard Size Cushions: Official Koss Standard Size Cushions are designed specifically for the Porta Pro and KPH40 Utility, and they may be used with many other stereophone types including KSC35 and KSC75. Because these cushions fit multiple models, proper care extends their usefulness across several pairs of headphones, not just one.
Porta Pro® Standard Size Cushions
