![Protec Straight Trumpet Liberty Mute (ML100)](http://alegree.myshopify.com/cdn/shop/products/ml100-2_{width}x.jpg?v=1676331243)
Straight Liberty Aluminum mutes produce a rich full open sound and do not distort pitch.
The copper bottom straight mute (Model #ML101) offers a slightly warmer tone than the all-aluminium mute (ML100), while the brass bottom (# ML107) offers a slightly warmer tone than the copper bottom.