UNIQUE DESIGN - The squat platform consists of 3 incline plates, two 8.5 incline foam incline plates and one 17 incline foam incline plate. The stacked design can form a pair of 8.5 squat incline plates or a pair of 17 squat incline plates. HIGH QUALITY AND STURDY MATERIAL - The Yoga Wedge Stretch Slant Boards for calf stretching are made of high quality EPP environmental friendly material, non-toxic, odorless and waterproof. The foam wedge can withstand up to 440 lbs. - made for heavy lifting and strong pressure MULTI-SCENE USE: Slant board for calf stretching for home, office, gym or doing yoga,stretch and strengthen the feet and calvesSquat Wedge Block helps to make your muscles more sensitive during exercise,improve lower leg strength. LIGHTWEIGHT & EASY TO TRANSPORT - The solid squat platform is lightweight and easy to carry Take outdoors, or to the Gym International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions. Note: 1.Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 721 hours Hope you have a pleasant shopping experience!