Entry Level Horse Arena & Manège Geotextile PackageGeotextile Membrane Kit For Domestic Horse Arenas & Manges This entry level arena membrane package is ideal for private or light use equestrian arenas. Suitable for use beneath a sand, waxed, or fibre surface, or over a grid base such as EcoGrid. Designed specifically for domestic installations, this package includes both non woven and woven geotextile layers to provide effective filtration and ground separation. Each bundle includes enough membrane