Try clear 100% aloe vera. Try sports type underwear to reduce friction.
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
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////