NEW: Natural and Polished Copper

Click and drag to rotate
JNada CRing 37.5mm - 1.48INCH 3d printed

Not a Photo

White Processed Versatile Plastic
JNada CRing 37.5mm - 1.48INCH 3d printed
JNada CRing 37.5mm - 1.48INCH 3d printed

Not a Photo

JNada CRing 37.5mm - 1.48INCH

Made by
3D printed in white nylon plastic polished to reveal a smooth matte finish.

Have a question about this product?

contact the designer
You must be logged in and verified to contact the designer.
Product Description
The JNada is based on our first design as well as our iconic JCobra. It is an ergonomically designed Gentleman's Ring, one that follows the curves of your body. It is a very comfortable Cock Ring to wear, even when riding a bicyle for instance. As the JCobra you can wear it throughout the day, besides during intercourse and masturbation sessions.

Size options
The JNada is available in the following sizes:
35MM/1.38INCH - 31mm/1.22inch in height by 34mm/1.34inch in width
37.5MM/1.48INCH - 33.9mm/1.33inch in height by 37mm/1.45inch in width
40MM/1.57INCH - 36.7mm/1.45inch in height by 40mm/1.58inch in width
42.5MM/1.67INCH - 38.2mm/1.50inch in height by 41.8mm/1.65inch in width
45MM/1.77INCH - 39.8mm/1.57inch in height by 43.6mm/1.72inch in width
47.5MM/1.87INCH - 42.3mm/1.67inch in height by 46.1mm/1.82inch in width
50MM/1.97INCH - 44.5mm/1.75 in height by 48.6mm/1.91inch in width
52.5MM/2.07INCH - 46,95mm/1.85inch in height by 51.2mm/2.02inch in width
55MM/2.17INCH - 49.4mm/1.95inch in height by 53.8mm/2.12inch in width
65MM/2.56INCH - 57mm/2.24inch in height by 63mm/2.48inch in width

Color options
The JNada which is printed in White Nylon can be dyed in Black, Blue, Green, Orange, Pink, Purple, Red or Yellow.
For all other colour options visit

Tumbling/Polishing options
Shapeways offers an extra Tumbling/Polishing service on Black Premium and White Premium this is also why these two versions are more expensive.
Blue, Green, Orange, Pink, Purple, Red, White (standard) and Yellow will be Tumbled/Polished with the standard Shapeways method.

How To Wear
The JNada can be worn as a Cock Ring behind the penis and scrotum or as a Glans Ring behind the head of the penis or on the base of the penis as a Penis Ring.

How to Measure for a Cock Ring

The duration of being EnRinged varies per person, it is always important to follow the indication of your body and take off the JNada when required.
What's in the box:
JNada CRing 37.5mm
4.86 x 5.52 x 1.95 cm
Switch to inches
1.91 x 2.17 x 0.77 inches
Switch to cm
Success Rate:
First To try.
What's this?
Mature audiences only.
Sign In or Join to comment.


We're sorry to inform you that we no longer support this browser and can't confirm that everything will work as expected. For the best Shapeways experience, please use one of the following browsers:

Click anywhere outside this window to continue.