FlexTran Silt Sock

The Most Versatile Erosion Control Product for Any Jobsite

Silt socks are tubular-shaped erosion and sediment control devices comprised of a fabric exterior filled with our special, all-natural wood fiber. The wood based material used in the sock is an environmentally safe, biodegradable and compostable.

Click on the tabs below to learn more about FlexTran Silt Sock, its application and maintenance. If you have any questions or would like more information, [email protected] or call us at (417) 334-3325.

The Most Versatile Erosion Control Product for Any Jobsite

FlexTran Cost Effective

Silt Socks are a filter fabric sock typically filled with wood chips or compost.

Certified & Approved

DOTs, City & County Stormwater, EPA

Filter Flow Certified

Our Silt Socks allow water to flow through at a controlled rate while trapping sediment. This is accomplished by a filter fabric filled with organic material. The design of the sock provides intimate contact with the ground preventing water from flowing underneath.

Easy Install

Filled socks may be used as an alternative to silt fence in many areas. No Trenching required.

Green Product

FlexTran's socks are filled with 100% recycled material. This filler is inert, free of seed, low in moisture content and incredibly environmentally friendly.

Better Site Access

The sock is an effective erosion control device with a lower profile making your project easier to access and more aesthetically pleasing.

Low Maintenance & Reusable

Many contractors are getting multiple uses out of the product. Smaller diameters can be moved from one job site to another if treated properly.


Any quantity of filled Sock is palletized and ready to ship to your projects location.


Original Black, Safety Green, Hight Viz Orange

Sock Lengths

5, 10, 12, 20, 50, 100, 150 Linear Feet (custom sizes available)


6", 8", 9", 12", 18", 24"

Job Sites Depending on FlexTran Silt Sock

  • Commercial Construction
  • Residential Building
  • Highway Work
  • Land Development
  • Agriculture Runoff Control

Use FlexTran Silt Sock for

  • Safe & Neat Job Sites
    • Keep mud & dirt out of streets and inlets
  • Erosion & Sediment Control
    • Comply with local, state & federal laws
  • Environmental Stewardship
    • Show that your company is protecting your communities water ways
  • Improve Sales & Your Company Image
    • People do business with companies who are safe, neat and environmentally conscious.
Perimeter Control
Inlet Protection
Slope Protection
Ditch Checks
Slope Interruption


Silt Sock is the most versatile & effective erosion control device for most job sites!

Residential Developers…Ask Your Sales Team if They Prefer the use of Silt Sock?

The following conditions require maintenance:
  • Deformation due to drive-over or dragging
    Action required: Re-contour by hand if applicable. If not, see applicable repair methods below.
  • Sock rolling due to hydraulic force
    Action required: Reposition and stake.
  • Loss of ground contact
    Action required: Fill in depressions and back-grout with chips from damaged section.
  • Sediment accumulation of 1/2 sock height
    Action required: Remove by hand or install a second row of sock positioned on top of or up slope of the original sock.
The following silt sock conditions require repair:
  • Holes, rips or tears of the sock
    Action required: Small holes or narrow rips shorter than 12 inches may be stitched closed using plastic zip-ties. Tears longer than 12 inches require the sock be replaced.
  • Pinch or localized diameter reduction of more than ½ the original diameter
    Action required: Install new section of sock up slope of the damaged section.

The Silt Sock is an effective erosion control device. Its success relies on proper installation and maintenance.

Testimonials & Gallery

Maintaining a neat and organized construction zone in our residential developments is important for property values safely and efficiency. Silt Sock helps us achieve these goals and is easy to use and move around as needed.

Read More

Check Out the FlexTran Applied Polymer System.
Trialed 2023 in Orlando, FL

A Cutting Edge Solution
Jobsite + stormwater Clarification

Filter Flow Certified
Level 4

FlexTran Silt Sock allows water flow through at a rate of 8-10 gallons/min/LF while stopping up to 80% of unsuspended + suspended sediment. This is the premium Rating + suggested filter type for use with the FlexTran Apllied Polymers System.

FlexTran's Silt Sock is sometimes referred to as Silt Soxx, Filtrexx, silt snakes, e tubes, silt worms, and biodegradable logs. Contractors and stormwater inspectors prefer this product over straw wattles or silt fence for ease of use and better erosion control. Various FlexTran silt sock colors are available, including green, orange and black. We have silt sock dealers in Missouri, Kansas, Oklahoma, Arkansas, Illinois, Texas, Tennessee, and Kentucky. Other terms used for this product are sediment socks, erosion control socks, compost socks, filter logs, compost logs, silt tubes, silt logs, compost tubes and sediment tubes. People will also search for green silt socks, orange inlet socks, biodegradable logs, black silt socks, straw blankets, straw wattles, coir logs, coir blankets, wire back silt fences, perimeter protection, erosion BMP, ditch checks, and slope protection. Don't forget the acronyms: SWPPP BMP, SWPPP Management, and SWPPP Inspector.

Interested in trying Silt Sock?

Start using Silt Sock on your project today.

Contact us and we will set you up with a local dealer!


We currently supply Arkansas, Missouri, Kansas, Oklahoma, Texas, and surrounding states.

Interested in becoming a Silt Sock dealer?
Call us for details on pricing.


Website Designed by EDJE