It will be better to choose the size at a foot length,if you are not sure, the convenient way is to contact us for size suggestion. What if I want to cancel my orr? Please send us "Cancellation Request" before the orr was livered, hope your kindly unrstanding it is not able to cancel once livered? How can I get my parcel sooner than estimated livery date: Generally the livery date would be in 10-25 days sincere orr confirmed, or choose the expedited livery. Or call local courier for hurry livery home once arrive local. Dear my friend,please contact us first with any problems, we will assit with your orr at the first time, if you are satisfied with our service,please leave us good feedback.Thank you!