The Mac Prep Prime Lipstick Base Primer is a full-size product in a standard size of 0.05 oz/1.7 g. This lipstick primer by M·A·C is formulated as a stick with a sheer effect, making it ideal for preparing and priming the lips before applying lipstick. The product is unscented and has an unflavored formula, ensuring a comfortable and smooth application. The clear shade of this lipstick primer from the M.A.C Prep + Prime Lip line helps to enhance and prime the lips for a perfect lipstick finish.