S.A. Self Defense ShadowFlex Holster w/ Backing for Byrna SD (IWB / OWB)
Brand: S.A. Self Defense
Original price was: $64.99.$59.99Current price is: $59.99.
The ShadowFlex™ Holster w/ Backing for Byrna SD is engineered for comfort, concealment, and everyday reliability. Designed specifically for the Byrna SD launcher, this hybrid holster combines a precision-molded Kydex shell with a sweat-resistant neoprene and TPM rubber backing, giving you secure retention without sacrificing all-day comfort.
Whether you carry inside the waistband for concealment or outside the waistband for easier access, ShadowFlex™ adapts to your carry style with included IWB clips and OWB belt loops.
🔑 Key Features
- Precision-molded Kydex shell for Byrna SD
- Neoprene + TPM rubber backing for enhanced comfort
- Sweat-resistant design for daily carry
- IWB or OWB carry capability
- Modular shell system with color-swap, attachment, design support
- Secure, form-fitted retention
- Fast Cap Compatible – Choose Byrna SD Fast Cap, K20 Fast Cap or No Fast Cap Holster
- 1.5-inch belt loop integrated on backing
🔁 Modular Shell System (Color Swap Ready)
The ShadowFlex holster features a modular Kydex shell system.
✔ Want to change colors later? -Pick your Color
✔ Want to change Design later? – Pick you favorite desgin
✔ Manufacter redesign or you upgrade your Model. – No problem just buy a shell for your model?
✔ Want a backup shell? – We got you!
✔ Added a laser or optic to your Byrna CL? – Just buy the shell that works with your upgrade.
S.A. Self Defense offers ShadowFlex™ Kydex Shells separately, allowing you to swap colors, get a new design for the Byrna SD or replace your shell without purchasing a new holster.
Shell-only options are sold separately and are designed to work with your existing ShadowFlex™ backing and hardware.
You can purchase a ShadowFlex™ Kydex Shell only for the Byrna SD here.
Right Hand Only
- Upgrades & Accessories
- What's Included
- Performance Specs & Tests
- Product Videos
- Description
- Additional information
- Reviews (0)
- Q & A
- Size Chart
Compatible With


📦 What’s Included
• (1) ShadowFlex™ Kydex Shell for Byrna SD
• (1) Comfort Backing (Neoprene + TPM Rubber)
• (2) IWB Clips
• (2) OWB Belt Loops (1.5-inch belt compatible)
• Mounting hardware (installed)
⚙️ Performance & Specifications
• Shell Material: Tactical-grade Kydex
• Backing Material: Neoprene + TPM rubber
• Carry Options: IWB or OWB
• Retention Type: Form-fitted shell retention
• Belt Loop Size: 1.5-inch (OWB)
• Handedness: Right-hand only
• Compatibility: Byrna SD launcher
Byrna SD ShadowFlex Holster Product Videos
Byrna SD ShadowFlex Holster Product Review.
Video credit: Byrna Enthusiasts
Description
The S.A. Self Defense ShadowFlex™ Holster for Byrna SD was built for users who want a comfortable, secure, and adaptable carry solution without compromise. The rigid Kydex shell provides consistent retention and smooth re-holstering, while the flexible backing contours to your body to reduce pressure points during extended wear.
Designed with a modular shell system, ShadowFlex™ allows you to swap shells if you want to change colors or replace a worn shell—without purchasing a new holster. The sweat-resistant backing helps protect both you and your gear during daily carry, training, or extended use.
Included IWB clips and OWB belt loops allow you to configure the holster to your preferred carry position in minutes, making ShadowFlex™ a versatile choice for concealed carry, range use, or everyday readiness.
Proudly offered by S.A. Self Defense, this holster is purpose-built for Byrna SD owners who value comfort, reliability, and thoughtful design.
Additional information
| Weight | 12 oz |
|---|---|
| Dimensions | 9 × 6 × 4 in |
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Q & A
S.A. Self Defense ShadowFlex Holster w/ Backing for Byrna SD (IWB / OWB)










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