This site requires you to enable JavaScript. Your browsing experience may not be as good as with it turned on.
This site requires you to update your browser. Your browsing experience maybe affected by not having the most up to date version.
犀利士效果：一般在性行為前30-60分鐘服用犀利士後，在有性刺激的情況下陰莖可以比沒有服用前更快充血，並且充血量更多，使陰莖勃起更堅硬，並且更持久
