//Sex knowledge
•
#secret
#posture
#sexual knowledge
#endurance
Video Introduction
Big Breasts VS Small Breasts creates a classic aesthetic duel, Which one do you prefer directly teases readers' preferences, and Unknown Sexual Knowledge turns to popular science to reveal secrets. The overall theme is an interesting comparison of breast size preference + scientific facts, playing with the contrast between visual impact and real sex.
Scientific research shows that most men prefer medium to large breasts (around C-D cups) rather than extremely large breasts or small breasts; men who are poor or hungry prefer large breasts (as a resource/fertility signal), while wealthy and full men prefer small breasts (more compact, symmetrical, and youthful). Breast size does not affect sexual desire or orgasm intensity. Small breasts are 24% more sensitive and stimulate the breasts more directly. Large breasts are visually tempting, but prone to sagging and discomfort. In real sex, emotional connection and foreplay skills are far more important than size. Confidence and communication between both parties are the key to sexual happiness.
We strongly urge everyone to go to the 91JAV brand platform to search for genuine resources on big breasts or small breasts contrast themes. Massive high-definition and uncensored new movies are updated daily with ultra-clear picture quality. Enjoy the ultimate temptation and pleasure of various body types!
Release date: 2026-01-12
Number: xazs-103
Theme:
Sex knowledge
Tags:
pose,
Sexual knowledge,
Secret
Delete record 
简体中文 
日本語 
Comments (6)
口活牛
接吻舌吻深
道具用得好
马甲线显
水着湿身
求饶声萌