Haxnicks Easy Fleece TunnelFleece has been increasingly used by gardeners, as it has all the advantages of both Net and Poly Tunnels. Fleece creates warmth and insulation whilst allowing water and sunlight to filter through to the plant. It will also prevent sun scorching on warmer days. Key Features: Protects crops against frosts, harsh weather and pests. Manufactured from U. V. stabilised 45 gsm; heavyweight polypropylene fleece and rust resistant galvanised steel hoops.