About this item

  • Adds Targeted Convexity
  • Secure Snap-In Fit
  • Improved Seal & Leak Protection
  • Easy Color-Coded Sizing
  • Convenient Box of 5

Sur-Fit Natura Convex Insert for 45mm Skin Barriers, Fits 35mm Stomas, Box of 5

ConvaTec  |  SKU: 404011-Box
Regular price $1399
Unit price$2.80/ea
FSA/HSA eligible Can be bought with an FSA/HSA card — no prescription or Letter of Medical Necessity needed. We keep this up to date, but always confirm eligibility with your health plan. Learn more

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Sur-Fit Natura Convex Insert for 45mm Skin Barriers, Fits 35mm Stomas, Box of 5

The Sur-Fit Natura Convex Insert from ConvaTec is designed to add targeted convexity to your existing 2-piece Sur-Fit Natura Durahesive and Stomahesive skin barriers. With a 1-3/8 inch (35mm) diameter opening, this insert is intended for use with 45mm skin barriers and helps improve the fit and function of your pouching system for stomas that are flush, retracted, or otherwise difficult to manage with a flat barrier alone.

Each insert snaps securely into the flange or ring of a compatible 1-1/2 inch two-piece wafer, providing gentle, focused convexity right at the stoma site. This added convexity helps the skin barrier press more evenly against the peristomal skin, supporting a more secure seal and reducing the risk of leakage or irritation around retracted or uneven stomas.

To make finding the correct size simple and consistent, ConvaTec uses a color-matching system across its convex insert line — this insert is color-coded green for easy identification and reordering. Each box contains 5 inserts, giving you a reliable supply to pair with your regular skin barrier changes.

Compatible exclusively with Sur-Fit Natura two-piece body-worn skin barriers, this convex insert is a practical accessory for ostomates who need added support without switching to a fully convex barrier system.

What size stoma is this convex insert designed for?
This insert is designed to fit stomas around 35mm, and is intended for use with 45mm Sur-Fit Natura skin barriers.
Is this insert compatible with any skin barrier brand?
No, it is specifically designed to snap into ConvaTec Sur-Fit Natura Durahesive and Stomahesive 2-piece body-sided skin barriers.
How do I know I'm ordering the correct size insert?
ConvaTec uses a color-matching system for its convex inserts to simplify sizing; this insert is color-coded green.
What is the purpose of a convex insert like this one?
Convex inserts add extra convexity to a standard flat skin barrier, helping to improve the fit and seal around retracted or difficult-to-manage stomas.
How many inserts come in one box?
Each box contains 5 convex inserts.
FSA/HSA EligibleYes
Ostomy TypeSkin Barrier
Flange Size1-3/4 Inch
Stoma Opening35 mm
ColorClear
ConvexityConvex
Cut TypePre-Cut
Pouch SystemTwo-Piece
CompatibilitySUR-FIT Natura Durahesive Body-Sided Skin Barriers, SUR-FIT Natura Stomahesive Body-Sided Skin Barriers
ApplicationConvex Insert
Opening Diameter1-3/8 in (35 mm)
BrandConvaTec
SKU404011-Box

Key Features

  • Targeted Convexity: Adds focused pressure to help manage retracted or flush stomas more effectively.
  • Secure Snap-Fit Design: Easily snaps into the flange of compatible 2-piece skin barriers for a stable fit.
  • Improved Seal Support: Helps the skin barrier conform closer to the skin, reducing the chance of leaks.
  • Easy Size Identification: Color-coded green insert makes matching and reordering the correct size simple.
  • Convenient Multi-Pack: Comes in a box of 5, providing a ready supply for routine barrier changes.

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