Ultimate Core EngagementAlisun strength slides work well for challenging full-body and abdominal workouts.Introducing a balance and stability challenge to every movement,which forces you to engage your core muscles and maximize any workoutespecially those with lunges,push-ups,side squats,mountain climbers and more Work Great On Multiple SurfacesWith the dual sides floor sliders for workout you can use it on multiple surfaces.The polished plastic side made of ABS works best on softer surfaces,like carpet or rug.The opposite side works best on hard, smooth surfaces like hardwood floors. Upgrade DesignsThis gliders for exercising are upgrade designs on the back,a diamond-shaped pattern is effective to keep you hands or feet on the disc while also have no side effects on sliding workout. High Quality & CompactOur exercise sliders fitness discs are plus version that both of two sides are much more durable,made of ABS and EVA,which are perfect for floor sliders exercise. Easy To Carry And StoreThese lightweight and compact workout sliders disc are easy not only to use but also to store and are portable to carry anywhere and anytime.