1、WITH GROUND STAKES: Each round step stone measures 39.9cm in diameter and comes with six ground stakes to secure to the bottom. Each stake is 9.5cm long and when installed correctly they provide extra stability and help prevent movement. 2、UNIQUE APPEARANCE: Add beauty and functionality to your decorative landscaping projects. Our distinctive colors combined with their unique textures make these step stones perfect for your outdoor path or sidewalk needs. 3、POLYPROPYLENE RESIN MATERIAL: Both stepping stones and ground stakes are made from polypropylene resin. It is a stronger plastic for outdoor use and can withstand rain, hail, salt, UV rays and cold weather without denting, cracking or breaking. 4、INSTALLATION: Find your desired location, create a horizontal plane and remove all rocks, debris from the ground. If the ground underneath the stone is not level, your stepping stone will not be properly placed on the ground and will not be sturdy. Once you have prepared the location, snap the ground stake into the bottom and push it into the ground. 5、MULTIPLE APPLICATIONS: These stepping stones have a wide range of applications, perfect for outdoor sidewalks, garden pathway, grassy areas, muddy areas, sandy areas, and can be a wonderful addition to any home or garden. Item Type: Step Stones Material: Polypropylene Resin Diameter: Approx. 39.9cm / 15.71in Stake Length: Approx. 9.5cm / 3.7in Gross Weight: Approx. 2100g / 4.6lb 4 x Step Stones 24 x Ground Stakes