Features: Ideal gifts: You can send green sprinkler guard to your family members, partners, neighbors and relatives, they will feel happy and satisfied about your sharing. Widely applied: Sprinkler guard for lawns is suitable for garden, yard, lawn, which can prevent grass from growing over sprinkler head. Specifications: Material: nylon Color: green Size: 6.3 inches/ 16 cm in outer diameter, 3.4 inches/ 8.5 cm in inner diameter, 1.6 inches/ 4 cm in thickness Package includes: 2 x Sprinkler guard Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.