If you are starting out or are in the early stages of anal play with the thought of going deeper these 15''and 18'' x1.5'' double dongs generally made of what is referred to jelly are not good choices . First, 2 rounded cock ends of a double dong were originally intended to be used pussy to pussy, bent in half and both end stiffed into a pussy if it was stretched big enough, or one end in the pussy and the other end up the ass. There is no collar or flange to stop it from being lost up your ass. They are cheap compared to silicone anal toys and even other designed PVC toys . Enterprising horny players repurpose them.
They are also a bit stiff and going around the bend into the sigmoid can be very painful or worse.
When starting develop width in the rectum and for many the area of the Houston valves which are stiffer muscles folds of the rectum .For some individuals the folds can form an orfice which can be only 12-15 mm in diameter.For simplicity all of this in the rectum and precedes the sigmoid, and needs to be stretched and worked to make it easy to get through. This area is in 4'' to 8''or9''depth in most people. A Human Hand is the best tool for the job. Take minute look at your hand and arm and most toys . Begin to cup your hand with your thumb tucked into your palm and with fingers rounded and arched. Surprise you hand is now reduced in size a ready to go exploring up the butt. If most everything is bigger at the entrance and tapers for 15 to 18 inches , start at the anus and copy the pattern. Remember those valves can be road blocks for some. Even if you are stretched out and more advanced , this still an area you need to " do some warming up" before getting down serious play. Also learn how to clean the whole colon out. Most everyone appreciates it. I must admit there are some who like some brown,
Begin with Shorter fatter toys in 7''-12'' range. Use a progression toys in shape and diameter. Work up to least 2-1/2'' and 3''or more as you progress. Then work that diameter deeper, then after the sigmoid bend taper down to 2'' to about 18-20'' deep . How fast you progresses up to you. You need desire ,passion and commitment. Then add your ability to deal with discomfort.
, mild pain, and be wiling to commit hours to training or being trained. Know when pain is a warning sign and stop.
If you have the need to play with toys that go deep start around 1 '' diameter 24 to 36'' in length and you will learn to take it all indue time. Then you graduate to a slightly larger size. remember to work and stretch that taper which is large in the beginning. Please remember to Keep Your
Ass Ready for Someone WHO WOULD LIKE TO GIVE YOU A HAND UP !!!!!!