Flexi Rex Keychain with Hidden Loop, T-Rex Dinosaur

Design preview. Rendered from the file, not a photo.
This model is not currently offered as a verified ready to buy print.
What it does
- A hidden loop shaped into the design, so the keychain look stays simple
- A body made of moving segments, so the tail swings side to side
- A small T-Rex shape, so it hangs easily from keys or a bag
- Made to order in the USA after you place your order
- A fun pick for dinosaur fans and fidget-toy lovers alike
Dinosaur lovers and fidget-toy fans will like this little T-Rex keychain. Its long tail and body move side to side, so you can fidget with it while it hangs from your keys or bag. The loop is built right into the head, so there is no separate piece to lose or pull loose.
This design fixes a common issue with older keychain loops that felt weak or came apart. The hidden loop sits inside the shape itself, giving you a cleaner look on the finished piece. The whole body has a playful T-Rex shape with a curved tail and small arms, made for anyone who likes dinosaurs or handheld toys.
Each one is made to order in the USA after you place your order. Clip it to your keys, backpack, or bag for a small dino companion that goes wherever you go.
17k downloads in the maker community. That is interest in the design on the site it came from, not our sales.
What you get
- This design prints as one piece.
- Nothing else to print or buy for this to work.
What it is made of
Designs like this print well in PLA. Compare the materials.
Printed plastic is strong for its size, but it is not metal. We have not load tested this design, so we do not publish a weight rating. Keep it out of a hot car and away from open flame.
More like this

Kobayashi Fidget Cube. Fat-hinge tactile cube.
Design library

Articulated Butterfly Fidget Toy
Design library

Predator Action Pliers, 3D Printed Toy with Gear Mechanism
Design library

Infinity Cube 15 Geometric Puzzle Cube Fidget Toy
Design library

Fidget Spiral Cone, Twisting Fidget Toy for Desk or Hand
Design library

Infinite Torture Cube v2, 3D Printed Fidget Puzzle Toy
Design library

Fully Printable OTF Fidget Knife Toy - No Springs or Bands
Design library

Fidget Infinity Cube v2, 3D Printed Toy, Prints in Place
Design library
Who made this design
Designed by imaginacians. We did not draw it.
Shared under Creative Commons, credit required. See the original design