VENSTAR S404 Portable Bluetooth Speaker

Marsoni

M251S

$99.99

Get it in 3 business days with 1 day shipping. Friday, May 29

VENSTAR S404 Portable Bluetooth SpeakerListen to music while being aware of your surroundings. Music can improve your performance and make cycling more enjoyable, however when you're wearing earbuds there is one huge drawback: You can't listen to what's happening around you, which can be dangerous even if you have the right equipment. In some countries it is even illegal to ride with earphones, even if you're not listening to anything. Even there's no explicit law against it, you can still

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I sprayed off the shutters before using. Then applied the product. It’s a thicker, white liquid. (Think lotion) it applied easily and dried quickly since it was being absorbed into the plastic shutters and aluminum windows; mine were very ‘thirsty’ from being in the direct afternoon sunlight. I like how I didn’t have to worry if one part rcvd more product than another. It blended easily. I think it looks good, but so did using other products over the years. I was told by a neighbor that this was the best product to use on them and other plastics. Time will tell if it holds up.

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Reviewed in the United States on May 1, 2026