These are also wider than I am use to and perhaps this makes them fill a bit big. As in, the headphones will not be able to connect to my phone. This is the most solid suction ever! I recently purchased a Its a decent slipper, but a great price. In the now sea of super squat sponges offered on Amazon, I have purchased cheaper that stand up to the abuse of squats. I am fairly new to beading and am learning by trial and error as far as what beads to purchase for certain projects. 5 and these fit just right. Im impressed with quality, especially for the price. -Washers are too small and got bent inside the metal plate rather than working-U bolt bent inward upon installation-U bolt wasnt made about the center so threads are longer on one side than the other.