A. [Main functions]: Assist in fixing the trampoline safety net to the top of the uprights (the safety net is not included). B. [Durable and long - lasting]: This trampoline upright cap can fix the trampoline safety net on the top of the uprights, and expensive trampoline parts can be replaced with new components. C. [Replaceability]: The outer shell of the trampoline pole sleeve is specially designed for outer shell poles with a diameter of 2.5 cm to 2.8 cm, and it is a suitable replacement part. D. [Cost - saving]: Make an old trampoline with worn - out caps, sunshades or missing parts look in better condition. With just a few new components, an expensive trampoline can be refreshed. E. Color: Blue F. Material: Plastic G. Package contents: 8 trampoline fence upright caps Only the above package contents are included, and no other products are included. Note: Light and different displays may cause slight differences between the color of the items in the picture and the actual objects. The allowable measurement error is ±1 - 3 cm.