Description
Best Brass Warm-Up Mute
Price: $114.99-129.99
Brand: Best Brass Corporation (Japan)
SKU: BB-WU-VAR
Condition: New
Shipping & Import Notice: This item ships directly from the manufacturer with a flat $30 shipping rate. Please note that any customs duties, taxes, or import fees required upon delivery are the responsibility of the customer.
Key Features at a Glance
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Extremely quiet for discreet practice
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Natural airflow and balanced resistance
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Stable Intonation
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Lightweight and Compact (Can be stored inside your bell at all times!)
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Ideal for warm-ups, travel, and backstage use
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Trusted by professional brass players worldwide
Available Models
Trombone Warm-Up Mute
Designed specifically for tenor trombone, offering balanced resistance, stable intonation, and quiet practice without sacrificing natural feel.
Bass Trombone Warm-Up Mute
Optimized for bass trombone, providing appropriate airflow and resistance for larger bore instruments while maintaining excellent sound reduction and pitch stability.
Product Description
Warm up anywhere, at any time
Transform nervous energy into excitement.
The Best Brass Warm-Up Mute is the professional’s trusted solution for silent, effective warm-ups and practice—whether in a hotel room, backstage, or right on the bandstand. Compact, lightweight, and acoustically refined, it allows players to warm up naturally without disturbing others.
Designed for Serious Musicians
The concept behind the Best Brass Warm-Up Mute is simple: to transform pre-performance tension into focused confidence.
Developed through extensive collaboration with professional musicians, the Warm-Up Mute delivers reliable performance, high build quality, and consistent results—earning its reputation as a go-to warm-up tool across the brass world.
TromboneLAB’s Take
Why we like it:
This is, hands-down, my favorite practice mute ever. I’ve used it daily for over 20 years.
What I love about this mute is how quiet and free-blowing it is. Most practice mutes feel stuffy (especially down low) and they wreck your intonation—so practicing becomes a chore, or just plain unproductive. That’s not the case here. The response stays consistent across the entire range, and the intonation is stable. And it pulls all of that off without giving up the whole point of a practice mute: being truly quiet. I can play this mute next to someone in a crowded room, on-stage, or in any noisy environment and they can barely hear me, if at all. I’ve practiced at home with this mute in and a newborn baby in the next room and didn’t disturb anyone. If your “practice mute” can’t do that confidently, it’s not performing like this one.
It’s also built to take real life. The aluminum body is durable, the mute “corks” hold up extremely well, and even after plenty of drops mine still works perfectly. In 20 years, I’ve never had to replace the original synthetic mute pads. This mute lives in my bell, so I never leave home without it. I warm up with it before every gig, and it’s a huge confidence boost knowing I can practice wherever I am—quietly—and still get real work done.
There is no better practice mute on the market. It’s genuinely a game-changer.
I love it, and I really think you will too!
— Colter Weatherholtz, Founder of TromboneLAB















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