VideoSecu One Pair of Side Clamping Bookshelf Speaker Mounting Bracket with Swivel and Tilt for Large Surrounding Sound Speakers MS56B 3LH

Wall mounts would definitely be better than what you currently have. Thankfully, your speakers aren't rear ported. Just be sure to mount the speakers at a good height, or if you have to go a little high, tilt them downwards to the tweeters face your ears. I'm not really familiar with wall mounts so your research will be about as good as mine. Here are some options that might work for you: https://www.amazon.com/WALI-Clamping-Bookshelf-Surrounding-SWM201/dp/B01GUITK24/?th=1 https://www.amazon.com/gp/aw/d/B000X9O8SI