Continuity mistake: During breakfast Carrie says "they all ended up with men", and Sam's coffee mug is on the table. Half a second later, she already has the mug next to her face.
Attack of the five foot ten woman - S3-E3
Revealing mistake: When Charlotte finally undresses in the sauna, she throws the towel to the floor and removes her hand from her breast, but a white bra is briefly seen.
Attack of the five foot ten woman - S3-E3
Continuity mistake: When Carrie shows the Manolo bag to Charlotte the position of her hands on the bag changes in every shot.
Attack of the five foot ten woman - S3-E3
Continuity mistake: When Magda the cleaning lady comes, she has a towel in her hand. A shot later the towel's hanging by the basket under her arm.
Continuity mistake: At the Indian restaurant when Bill kisses Carrie's hand she lowers her right hand in one shot, but has it raised and on her left arm on the other.
Revealing mistake: When the girls have a salad, Miranda never eats nor has any food on her fork, she just mimics eating.
Continuity mistake: When Carrie says the politician is hot, Miranda is about to drink her tea. Shot changes and now she is holding the knife and fork.
Continuity mistake: When the girls are having a salad and talking about the politician, Carrie is toying with the knife with her right hand in one shot, or grabbing the fork from another angle.
Continuity mistake: When Carrie misses her ferry her shoe is lying on the pavement in one shot, but disappears in the following.
Continuity mistake: When Sam is naked in the fire dpt. Hopping towards her clothes, she is really close to them, but when the shot changes to a wide angle she has moved further away.
Continuity mistake: When Sam is commanded to take off the firemen gear, she removes the first suspender which falls down slightly, then there's a shot from behind and the suspenders and gear are already off.
Continuity mistake: When Arthur punches a guy during brunch, In the close-up shots of Charlotte her napkin is close to her face. In the wide angles, her arms and napkin are at waist level.
Continuity mistake: When Arthur has brunch with Charlotte, his left arm is raised or lowered depending on the shot.
Continuity mistake: While Charlotte and Carrie drink at the bar and a guy shows up, Charlotte grabs her glass and brings it closer to her. From a different angle her hand is next to the counter.
Continuity mistake: When Carrie asks Miranda how may cocktails Charlotte had, she raises her left arm and takes it to her head. From the opposite angle it's lowered.
Continuity mistake: When the girls are having breakfast, Miranda puts down her mug. Shot changes and she is drinking and putting it down again. Later on the mug keeps changing positions all the time.
Continuity mistake: When Carrie and Bill are smoking at the bar, her right arm is lowered or close to her mouth, depending on the shot.
Continuity mistake: On the fery, Carrie hugs Charlotte and a blonde woman passng by disappears between shots.
The drought - S1-E11
Continuity mistake: After Sam tells her yoga teacher to get his hands off her, he disappears in the following shot.
The drought - S1-E11
Continuity mistake: When Miranda drops the VHS tapes the reflection shows a white bus or truck with blue lettering behind her, but from her POV of the workman talking at her there's just a red car.
Answer: A popular brand of sexual lubricant. See http://www.k-y.com/index.jsp.
J I Cohen