[Even Flame]The burner cover can reasonably distribute the gas through holes or slots to produce a uniform flame and evenly heat the bottom of the pot. [Easy to Install and Clean]The portable stove burner cover is very easy to install, please let the stove parts cool before installation to avoid ; easy to remove grease and food stains after cooking. [Package Contents]You will get 4 gas stove burner covers and 4 gas stove fire distributors, which look very elegant and give your stove a brand [Thick Stove Cover] Wear-resistant, durable and sturdy, not easy to rust or deform [Check Burner Cover Size for Gas Stove]Large size gas cover for gas stove measures approximately 3.7 x 3.7 x 1 inch (. 9.9 x 9.9 x 3.7 x 2.4 cm), hole 0.69 0.69 inch (. 0.69 cm) . These medium burner covers measure approximately 2.6 x 2.6 x 1 inches with a 0.49 x 0.49 hole, and the small round covers measure approximately 1.9 x 1.9 x 1 inches with a 0.47 x 0.47 hole Colour:silver+black Material:Metal Package Contents: 1 set x gas stove burner caps Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.