Interlocking SofTile KrosLock tile systems create cushioned surfaces for childrens play areas in school yards, parks, and other locations. Vandal-resistant tiles feature omnidirectional, U-shaped design with 12 locking joints for a unified surface that offers same benefits as poured-in-place flooring and without gaps, curling, and shifting at seams. Installation over compacted aggregate sub-base eliminates need for concrete work below. Boasts 90% less adhesive requirement than competing products. Tiles hollow-core, high-compression stanchion absorbs fall impact through mechanical recoil action and boasts highest drop-height rating available. EPDM rubber wear layer is compressed to over 60 lbs. per cu. ft. density for durability. Also resists showing traffic patterns. Plus Series, with elongated rubber buffings on wear layer for abrasion resistance, suits indoor areas or outdoors where direct UV. light exposure is minimal. Available in 3 standard colors: terra cotta, turf green, and basic black. Premium Series uses virgin EPDM rubber on wear layer for increased color stability. Standard colors include black, green, blue, yellow, terra cotta, and purple, usable in any color combination or pattern. Surface exceeds ASTM F1292-99 standard. ADA compliant.