REVO 57" Heavy Duty Fiberglass Barrier Netting Posts (Black, 10 Pack) Includes (10) Black 57-in. Fiberglass Constructed Posts & (25) REVOHooks for Attaching Netting & Screen 9-in. Depth Markers on Each Post for Perfect Alignment and Depth Reinforced Flat Top and Hardened Pointed Tip for Easy Insertion Intuitive DIY Set-Up, Dependable Materials, Excellent Alternative to Heavy & Bulky Metal Stakes Poles are Generally Installed at Intervals of 10-ft in Distance or Less