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Insights, guides, and stories from the world of custom chastity devices
From the workshop

The Mature Metal Journal

Sizing, materials, and straight answers about steel chastity — written by the people who make the devices.

  • All, Cock Rings, Devices, Lifestyle

Open Bar Cage or Closed Tube: How the Two Designs Compare Where It Counts

An open chastity cage is built from bars with space between them; a closed cage encloses the penis in a solid tube with a slot at the front. On the

  • All, Cock Rings, Devices, Lifestyle

Open Bar Cage or Closed Tube: How the Two Designs Compare Where It Counts

An open chastity cage is built from bars with space

  • All, Cock Rings, Devices

What a Flat Chastity Cage Is, How It Fits, and What You Give Up

A flat chastity cage compresses the penis into the body.

  • All, Cock Rings, Devices

Short, Mini and Micro Chastity Cages: The Case for Going Smaller

The right chastity cage is almost always shorter than a

  • All, Cock Rings, Devices

Why Testicles Slip Out of a Chastity Cage

When testicles slip out of a chastity cage, it is

  • All, Cock Rings, Devices, Lifestyle

Chastity Cages and Airport Security: Detectors, Scanners, and Your Two Options

You can fly in a chastity cage, but a stainless

  • All, Cock Rings, Devices, Materials & Care

What Actually Happens When You Sleep in a Chastity Cage

Yes, you can sleep in a chastity cage, and once

A round stainless steel chastity base ring

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Oval or Round Base Ring: What the Shape Changes, and What It Doesn’t

6 min read
A round stainless steel chastity base ring
  • All, Cock Rings, Lifestyle, Materials & Care, Sizing & Fit

Oval or Round Base Ring: What the Shape Changes, and What It Doesn’t

6 min read
The nine plastic sizing rings used to find cage and base ring diameters
  • All, Cock Rings, Devices, Lifestyle, Materials & Care, Sizing & Fit

Seven Ways a Chastity Cage Fits Wrong, and What Fixes Each One

10 min read
Jail Bird stainless steel chastity cage designed for 24/7 wear
  • All, Cock Rings, Devices

How Long Can You Wear a Chastity Cage? Safety, Timeframe by Timeframe

5 min read
Clear plastic chastity cage beside a stainless steel open bar chastity cage.
  • All, Cock Rings, Devices

Metal vs Plastic Chastity Cages: What a Steel Maker Will Tell You Straight

8 min read
  • All, Cock Rings, Devices, Materials & Care

Why Surgical Stainless Steel Is the Only Metal in Our Workshop

7 min read
Black silicone chastity cage beside a stainless steel open bar chastity cage and base ring.
  • All, Cock Rings, Devices

Metal vs Silicone Chastity Cages: An Honest Comparison From a Steel Workshop

8 min read
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