FS3 Men’s Chastity Belt Slim Fit

The Original Fancy Steel Cable System, Refined

The FS3 Slim Fit represents the next generation of male chastity engineering. Designed for men who demand long-term wear, comfort, and deep denial, the Slim Fit replaces outdated rigid belts with a flexible stainless steel cable system that adapts to your body in motion. This is a chastity device built to be lived in not just worn.

Why Choose the FS3 Slim Fit

• Precision engineered for daily wear

• Low profile under clothing

• Superior comfort over rigid plate belts

• Fully modular with premium Fancy Steel upgrades

• Made to your exact measurements

Originally built for a client who wanted a device they could wear to yoga unnoticed.

Built For Quality

Every FS3 Slim Fit is custom manufactured in stainless steel using professional grade fabrication techniques.

Materials & Craftsmanship

• Surgical stainless steel 

• High-polish finish with smooth edges

• Medical grade silicone lined cable system

• Improved CNC locking bracket

Industry Leading Security
All belts include an Master brand diamond 25mm brass padlock renowned for reliability and anti-tampering security.

Designed For Real World Wear

The Slim Fit sits naturally on the hips and uses a tensioned steel rope to secure the belt without the rigid discomfort of traditional designs.

The cable waistband:

• Moves with your hips and torso

• Reduces chafing and pressure points
  

• Maintains denial and chastity during erections

The result is a chastity experience with greater denial and less pain ideal for long-term wear.

Upgrade Options

Customize your FS3 to match your desired level of control:

Rear Opening with Plug Holder

• 55mm ergonomic opening for bathroom use or anal play.

• Allows play without removing the belt

• Compatible with plug attachment and sustained penetration

Pullout Shield

• Blocks pullout withdrawal attempts

• Adds a second layer of denial

• Creates a sleek steel armor look

Tube & Attachment Specifications

Slim Fit Tube

• Internal circumference diameter: 35mm

• Internal Length: 90mm

Sizing Requirements (Custom Build)

Your FS3 will be manufactured based on your exact measurements.
Accurate sizing ensures comfort, security, and long term wearability.

A. Hip Measurement (cm)
Measure around the waist. just above your hip bone. 
(Designed to sit low on the body)

B. Crotch Length (cm)
Measure from waist centre through the crotch to the side of your penis to back centre of waist A. 

C. Penis tube position  (cm)
Measure from front waist centre down to the starting base of your penis. 

What You Receive

• Premium Stainless Steel FS3 chastity tube

• Rear T-Bar Cable Set (Silicone-Lined)

• High Precision Locking Bracket

• Master Brand Padlock & Keys 

• Travel bag. 

Optional Add-Ons

• Pullout Shield

• Rear Opening with Plug Holder

• O-Ring Kit

• Tether anti pullout pin

• Additional Cable Sets

Fancy Steel Discretion Guarantee

All orders are shipped in plain, unbranded packaging.
Customs markings are listed as:
“Custom steel fabrication.”
No references to BDSM, chastity, or fetish content appear on packaging or labels.

USA prepaid Tariff import tax paid before shipping.