The Penitue 4pcs Heavy Duty Treadmill Incline Riser Blocks are an indispensable addition to your workout routine or gym setup. They provide an effective and efficient way to enhance your uphill workout experience on your treadmill, especially for those who struggle with inclines. The blocks are stackable for easy storage and come with a non-slip surface, ensuring a stable grip and preventing any slippage during your intense sessions. With adjustable settings ranging from 1% to 20%, these inclined riser blocks cater to various fitness levels and workout requirements, making them a versatile addition to any gym or home fitness setup. Invest in your training with Penitue and elevate your uphill workout experience to new heights.