SkyBound Stratos 12 14 15 Foot Trampoline with Updated Safety Net & Top Ring for 2018 - Exceeds ASTM Safety Rating Construction - Built to Last The ASTM safety certified SkyBound Stratos features an amazing bounce, superior rust protection, and an industry leading warranty making it the perfect trampoline for families (ages 6+) looking for a high quality trampoline that will last. The high density, UV resistant concave safety enclosure net keeps users safe inside the enclosure while preventing contact with the foam padded safety enclosure poles. The thick, UV resistant safety pad provides an additional layer of protection. SkyBound's patented easy-installation design allows assembly in under one hour, saving you time and frustration. Easy-to-read instructions are included, along with SkyBound's U.S. based team of experts ready to help you along the way. The wide steel frame is fully powder-coated black to help prevent early rust and corrosion, especially in wet, humid environments and is backed by SkyBound's industry leading 10 year frame warranty. Available now in 12, 14 and 15 foot models ASTM Issuing Authority: Bureau Veritas Group ASTM Lab location: Shenzhen ASTM Certificate #: 85162460526 Certificate Issued Date: 8/12/2016