Takiron Steel Stakes 0.314 Inches x 4 Feet, Bundle of 10 Stakes Stakes measure approximately 0.314 Inches (5/16 inches) x 4 Feet - Includes 10 stakes Double rings every 50 cm help you insert to an even height - Coincides with a plant's growth Waterproof, heat-sealed caps stay in place Look and feel of bamboo, with the strength of steel Durable heavy gauge steel in all-weather, polyolefin resin coating