Consideration 1. That is Asian Measurement, it's 2-3 dimension smaller than EU/US dimension. In the event youput on EU/US dimension M,you maychoose our dimension XL or XXL 2. As measured by hand,1-3 cm distinction is allowed (1cm=0.39inch). 3. Completely differentlaptop can showtotally differentcolourseven whenit's thesimilarshade.please enableaffordableshadedistinction. 4.Usuallywe willship your order inside 3 days after the cost, If not, please contact us to testthe issue. Measurement Chart MannequinPresent