"Wide Use: Foam incline boards are used in countless occasions, including squats, calf, ankle, heel, back and foot stretches, both indoors and outdoorsPhysical Therapy: With physical therapy functions, our foam stretch board helps improve your core strength, agility, flexibility, mobility, reaction ability and enduranceTop EVA Material Our yoga incline foam is made of high-density foam (popular EVA material), which is lightweight, portable and suitable for indoor and outdoor useEasy Care Our inclined calf brackets are lightweight, portable, recyclable and durable. They can be moved to anywhere in the house and reused many timesSize: The size of this calf stretch board: 11.8 x 6 x 3 inches; weight 330 grams2 in 1: The calf stretcher set consists of two 9-degree inclined wedges. They can be used not only as calf stretchers, but also as yoga bricks"