SKU: 88054750115

3D Printed Flat Chastity Cage with Inverted Steel Ball Catheter | F3216B

Sale price$27.86 Regular price$30.95
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Ships within 48 hours · Estimated delivery Jul 12 - Jul 17

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Description

3D Printed Flat Chastity Cage with Inverted Steel Ball Catheter | F3216BDESCRIPTION From the moment I first wore the flat style ABS chastity cage, I knew this wasnt just another toy on the shelfit was built for people like us. People who crave discipline, subtlety, and the kind of sensory detail only a well thought out design can deliver. Lets talk comfort first. The cage is made of durable, non toxic ABS resin, but dont let the word resin fool you. This thing feels smoothsilky smooth. No rough seams, no harsh edges. Just

• DESCRIPTION

From the moment I first wore the flat-style ABS chastity cage, I knew this wasn’t just another toy on the shelf—it was built for people like us. People who crave discipline, subtlety, and the kind of sensory detail only a well-thought-out design can deliver.

Let’s talk comfort first. The cage is made of durable, non-toxic ABS resin, but don’t let the word “resin” fool you. This thing feels smooth—silky smooth. No rough seams, no harsh edges. Just soft, rounded curves that hug your body like it belongs there. Whether you're new to chastity or a seasoned locked boy, you'll appreciate how this cage feels almost invisible against the skin. No pinching, no rubbing—just a quiet, constant presence.

The colors? Honestly, they’re a sweet surprise. Four vibrant options, like pieces of candy, each with its own playful vibe. I went with the soft pink at first—cute, but not silly. Just the right amount of sweetness without taking away from the seriousness of the lock.

It comes with four different base ring sizes, which made it easy to find the perfect balance between security and wearability. I switch them depending on the day—some days I want tight, unforgiving control. Other days, I’m in the mood for a little breathing room. The flexibility is everything.

Additionally, the F3216B comes with five One-Time Plastic Locks, providing a travel-friendly solution that avoids the complications of metal cages at security checkpoints. These locks allow for a smooth passage through airports, train stations, or other public spaces without triggering alarms, offering privacy and peace of mind. As someone who travels a lot, this tiny detail means the world.

Now, the flat design is genius. No awkward bulges, no visible outlines under clothing. I’ve worn it on the subway, at the gym, during flights—zero stares, zero embarrassment. It stays close to the body, tucks perfectly, and even during long wear, it doesn't shift or become uncomfortable.

And then there’s the catheter. This is where things get really interesting. The F3216B features a unique inverted steel ball catheter that does more than just provide stimulation—it offers true dual-purpose functionality. The stainless steel bead gently presses inward, enhancing the feeling of containment and deep submission. But what truly impressed me was how clean and practical it is. You can urinate through it easily—no spraying, no discomfort, no mess. It keeps everything neat and controlled, even during long-term wear. And if you ever want to dial things back and go with a more classic setup? Just remove the inverted steel ball catheter, and the F3216B transforms into a traditional flat cage. That level of modularity really makes it stand out.

Cleaning is easy, too. The materials don’t absorb odor or bacteria, and the whole piece rinses clean in seconds. I’ve worn it for days at a time, and it still feels fresh every morning. No irritation, no signs of wear. Just that same reliable shell keeping me exactly where I belong.

This isn’t just a chastity cage. It’s a lifestyle upgrade. Flat, discreet, colorful, and intensely intimate. Every detail—from the inverted steel ball to the smooth finish—is built for pleasure through denial. And as someone who’s lived locked, I can tell you: this cage gets it.

• SPECIFICATIONS

  • Model: F3216B
  • Material: ABS Resin
  • Weight: 140g
  • Color: Black, White, Pink, Dark Blue
  • Flat Cage Diameter: 1.77 inch / 45 mm
  • Flat Cage Thickness: 0.28 inch / 7 mm

• BASE RING DIAMETER:

  • 1.65 inch / 42 mm
  • 1.77 inch / 45 mm
  • 1.89 inch / 48 mm
  • 2.05 inch / 52 mm

 INVERTED STEEL BALL CATHETER ACCESSORIES

  • Total Length: 7.64 inch / 194 mm
  • Insertable Length: 5.51 inch / 140 mm
  • Catheter Diameter: 0.24 inch / 6 mm
  • Inverted steel ball width: 0.78 inch / 20 mm

BELT ACCESSORIES- [OPTION]

We offer an optional elastic belt accessory for this item, if you are interested in it you can use it with this item, the elastic belt is also compatible with all chastity cages in our store, if you are not interested in it please select “none”

  • Model: PU3
  • Name: Elastic Belt
  • Material: Nylon fiber + rubber + latex
  • Color: Pink, White, Black
  • Intro: Applicable waist 33.50 inch - 51.20 inch (85 cm - 130 cm).
  • Compatible with all FRRK Chastity Cages

The silicone catheter can be removed by you, and the silicone catheter can be cut to fit your needs.

• Free Inclusions With Every Purchase

  • 1 Cage
  • 4 Rings
  • 1 Connection
  • 5 One-Time Plastic Lock
  • 1 Metal Padlock with 2 Keys
  • 1 Inverted Steel Ball Catheter

• FOUR VERSIONS AVAILABLE

This cage comes in 4 different versions. Click the text link to learn more details.

    • 100% DISCREET

    *Your privacy is of our utmost importance. All of our items get shipped out VERY DISCREET. With no weird markings on the packaging of any kind. It will be your little naughty secret and no one will ever know what's inside.

    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 88054750115

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    4.1 ★★★★★
    Based on 1315 reviews
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    Nathaniel
    Bozeman, US
    ★★★★★ 5
    Stylish comfort you can wear all day!
    Size: 6.5, Color: Chestnut
    My wife has been been wearing the UGG Goldenstar Sandals for a few weeks now, and they’ve totally exceeded expectations. These sandals strike the perfect balance between comfort and style, and she’s gotten so many compliments on them! Pros: • Super Comfortable: The cushioned footbed feels like walking on clouds. Perfect for long days on your feet or casual outings. • Lightweight: Unlike some chunky sandals, these are surprisingly light but still feel supportive and well-made. • Adjustable Straps: The Velcro straps make it easy to get the perfect fit, and they’re great for swelling feet after a long day. • Versatile Style: They look great with everything—from jeans and shorts to casual dresses. • High-Quality Materials: Typical UGG quality—durable suede and solid construction. Cons: • Suede Requires Care: The upper is suede, so they’re not ideal for wet conditions and do need a bit of maintenance to keep looking fresh. • Pricey: They’re on the higher end cost-wise, but I’d say the comfort and quality justify the price. I’m really happy with these sandals. They’re a perfect mix of fashion and function, and I’d definitely buy them again in another color!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on April 9, 2025
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    Verified Purchase
    WHoward
    Chelsea, US
    ★★★★★ 5
    Best Sandal Ever
    There is nothing about these that I don't LOVE. These are so comfortable and look so good. I have 6 pairs in every color. They r my absolute favorite. Run true to size. Listen to Amazon about sizing. They know... I am between size 7 and 7.5 and they recommended 7 and it was a perfect fit. I have not had any issues with the Velcro closure. Amazon has the best prices for UGGS.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on October 11, 2025
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    Verified Purchase
    dawn
    Belleville, US
    ★★★★★ 5
    Sandals that go with just about everything.
    As a lover of everything Ugg, these didn't disappoint. They are some of the most comfortable shoes I have, very lightweight, and go with just about everything. They remind me of the old school Dr. Martens and I had a massive collection of those in high school. I have worn them quite a bit and you can barely tell as they are holding up extremely well.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on February 15, 2026
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    Verified Purchase
    Stephen love
    San Leandro, US
    ★★★★★ 5
    Comfort
    Love! Excellent quality and sooooo comfy! Love
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on March 17, 2026
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    Verified Purchase
    KaDi
    Lowell, US
    ★★★★★ 4
    Cute and comfortable!
    Size: 6.5, Color: Chestnut
    These are cute and surprisingly comfortable! My arches feel supported and the soles don’t feel as block-like as other platform style sandals! Things to note: The footbed liner is not made of suede and is a little slippery. It’s like a neoprene liner which was unexpected for an Ugg shoe. Also, I only intend to wear these sandals as slides (a la Birkenstocks) so the “adjustable” Velcro strap over the top part of the foot seems useless. It doesn’t snug the top down at all, functionally speaking it is only to wear around the back of the ankle. Maybe this matters to someone thinking they could tighten the top down a bit. The ankle strap is comfortable but could be a bit longer. Overall they are a cute option to the platform Birks that are very uncomfortable imo. Love the options to order half sizes. I’m usually a 6 in Ugg boots but ordered my regular shoe size 6.5 and they fit well. My heel would be at the very end of my sandal if I sized down. True to size. Keeping and will order in another color!
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 28, 2025

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