Axolom the Thinker Circumcised STP packer is a three in one (pack/pee/play) trans FTM STP. It has pleasure ridges and a big insertable head during play time. It has a larger urethra and a no spill lip for added security. A small size cup ( 2.17" in width ) which makes it easier to pack with comfort. If you’re new to packing with an STP, this model just might be perfect for you as it’s easy to bend down once placed in the underwear. The thinker has a detailed aesthetic with foreskin,  wrinkles, folds and veins too. Its large head is sure to stay on your mind! Please note that this model is a 3-in-1 prosthetic, it is a perfect Packer and Play when with a Thinker Rod inserted. (Rod sold separately) As always, all our products are made from food-grade silicone (FDA approved). Besides, thanks to their non-sticky property, there is no need to powder them after cleaning. Tip to help you choose your prosthetic shade: lf you want it to be more realistic, you can try a shade a bit darker than your forearm. Generally, the groin area skin is darker because of the friction and hormones. ( JUST FOR REFERENCE ) Dimensions: Shaft Length: 4.72'' ( 12cm ) Total Length: 5.51'' ( 14cm ) Diameter: 1.5'' ( 3.8cm ) Weight: 5.64 oz ( 160g )   Color Options: 8 colors available.