Bikini: Top of the panty is below the waist. Briefs: Top of the panty is at the waist. French-cut: leg opening extends higher than normal. G-String: The rear panel is very small, though usually larger than a thong. String bikini: A narrow strip of fabric or elastic joints the front and rear panels. Tap pants: Shorts with loose fitting legs, generally rides higher on the sides. Thong: minimal coverage on the rear, usually a string or narrow band of material or elastic. Tights: panties made of stretch fabric, may include attached leg.
Bikini: Top of the panty is below the waist and covers the whole butt area. Briefs: Top of the panty is at the waist. G-string: The rear is simply a string with a front panel just covering the essential area(usually a one-size item). Thong: Minimal coverage in the rear with more material than a G-string in the front and back. Remember, the G-string is uncomfortable for most women to wear all day (the string part rests between her...um..cheeks). A great item to have her wear when she is going to show off her body to you.