If ever you’ve done a Pilates or barre class, you may well be familiar with exercise sliders (also known as ‘gliders’ or core sliders). If not, you’ve probably been wondering what on earth those small ...

Barre 3, which has studios across the country and one in Rittenhouse, announced a new addition to its lineup of props used in class. During a Barre 3 workout, class participants use core balls, ...