Propper Series 100 – Waterproof 6″ Side Zip Boot, Black Style Number F4521

$119.99 $109.99



The waterproof leather and 1000D Cordura® upper of the Series 100 Waterproof Side Zip boot can be pulled snug with the quick and easy NATO speed lace system. A special gusset behind the zipper helps keep water out while the triple density rubber foundation and an arch made from a durable compound will hold up to the rigors of fast-roping. The 100 Series is a great value in footwear. Propper footwear was designed for long lasting comfort and durability. All of our boots are based on true U.S. sizing to provide the perfect fit.

  • FREE fit inserts included to help achieve a precision fit
  • AR 670-1 compliant flesh-out cattle hide upper (coyote only)
  • Polishable full grain leather (black only) with 1000D nylon upper
  • Durable, coated, speed lace hardware with 550 paracord lacing
  • Fast-rope compatible arch design resists wear from ladders and fast-roping
  • Ortholite® sock liner for comfort
  • Washable open cell foam inserts contour to your foot for weight distribution and arch support
  • Oil- and slip-resistant rubber outsole for excellent traction and impact absoprtion
  • Open cell air mesh foam provides full foot air circulation for maximum comfort
  • Anti-microbial breathable lining prevents odor and extends the life of the boot
  • Triple stitching for durability
  • NATO speed lacing system
  • Premium tear drop eyelets
  • Bootlace holder
  • YKK side zippers with zipper guard


Additional information

Weight 5 lbs
Dimensions 13 x 13 x 7 in

6 M, 6 W, 6.5 M, 6.5 W, 7 M, 7 W, 7.5 M, 7.5 W, 8 M, 8 W, 8.5 M, 8.5 W, 9 M, 9 W, 9.5 M, 9.5 W, 10 M, 10 W, 10.5 M, 10.5 W, 11 M, 11 W, 11.5 M, 11.5 W, 12 M, 12 W, 12.5 M, 12.5 W, 13 M, 13 W


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