Don't worry about it. It's like a rug burn. Make sure you put a oil or A&D on it. It will heal and be ok////
nothing wrong with your penis.sometimes if you have sex daily and hot that friction makes you small sport at the head of the penis,find a oil and make sure you apply before you have sex,other wise sex is good all the time ejoy
Try clear 100% aloe vera. Try sports type underwear to reduce friction.