Mens Shoes Breathable Slip on Running Sneakers Comfortable Summer Sport Tennis Shoes for Man Non Slip Lightweigh Flats Important Notice Foot length is not the insole length. Foot length is not the outsole length. Foot length < Insole Length < Outsole Length For Size Please choose size according to the foot length (from heel to toe )! If you have wide feet, I recommend taking a size up Different country different material have different size standard . So our US size ,Europe size may have some different with yours. Pls measure foot length at first and then choose size correspondingly. The size number marked in shoe outsole is China size number, not European size. About chromatic aberration Color difference might be caused by different monitors,lights and other factors.Please understand. About smell New shoes that have just left the factory may smell of glue, but it is not a quality problem. I hope it can be understood. The smell will dissipate after being placed in a ventilated place for a period of time ***If you have any questions, please contact me.*** Notice Usually,order comes without shoes box,only a pair of shoes.But if you need a box,please contact us to increase the price. Refund and Return 1.If there is any problem with the order,please contact with our Customer Service first.We will try our best to help you. 2.All the items must be returned in original condition,otherwise we will refuse to refund. 3.The buyer is responsible for all charges occurred in returning process. Feedback 1.If you are satisfied with your order, please leave us all 5 stars including Item as Described. Communication and Shipping Speed. 2.if you think we can do better,please contact with our Customer Service first.We will give you a satisfied answer.