Guitar Amplifier Dust Cover Prevent Dust From Entering The Circuit,s1. Milk silk high-grade fabric, no pilling, no fading, no lint, not easy to wrinkle, easy to clean2. Elastic on all sides, can adapt to various shapes of speakers.Dust can easily enter your amplifier through the space in the panel and knobs, and then attached to circuit board. What will be happend?1. Cause the aging of various electronic components, reduce the life span.2. Affect heat dissipation, and even short-circuit damage to your amplifier, so it may also cause fire. that's why sound of an old amplifier is not clean, ugly and even does not work.3. Dust on the surface compatible with long time will also affect the appearance . If you want to sell it second hand, the old appearance will let you lost much.So please take good care of your amplifierSize Chart:S: L(24-28cm), W(13-15cm)colour: blackMaterial: milk silkPackage Contents:1 x speaker dust cover(Speakers not included)1 x Dust brushOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.