you didn't mentioned your age and details of your menstrual cycles like,
whether they are regular or not,
length of the cycle,
duration and amount of flow,
any abnormal episodes of bleeding,
whether you have taken any infertility treatment
With the information you provided it can be said that, your endometrial thickness is more for your date. For 11th day it should be around 3 to 4 mm. The size of the follicle is almost nearer to the correct value.
If you provide the above details I can advice you.