Made with a cotton, stretch, and polyamide twill fabric, the Work Pants e.s.concrete light resist wear while feeling fantastic. The Flexbelt® waistband adds to the comfort, while multi-purpose pockets and loops provide space for your tools and phone. You can even add a separate tool pocket on either side via the clever slide system. The knees are reinforced and feature pad pockets for adding protection only when you need it. Ultra light utility pants Highly durable, lightweight, flexible twill material Elasticated Flexbelt® waistband 2 side pockets 2 back pockets with Velcro fastener, one with a flap Right leg: functional, multi-part ruler pocket with multipurpose loops Left leg: multi-compartmental cargo pocket, divided into a large pocket with a Velcro fastener, a spacious smartphone pocket and a safety pocket with a zip Innovative slide system on the left and right side of the leg specially designed for attachment of the e.s.concrete tool pockets (not included in delivery) Reinforced knee zone made of 100 % polyamide Knee pad pockets with opening at the top and Velcro fastener NEXT LEVEL KNEE PROTECTION Concealed top-loading knee pad pockets Perfect ergonomics: Top-loading pocket that works with all knee pads for our STRAUSS work pants. A protective flap covers the pocket opening. This prevents the knee pads from slipping and from dust and debris getting in. Material: 1. Shell 48% Cotton / 36% Elastomultiester / 16% Polyamide (approx. 5.01 oz/sq yard) 2. Shell 100% Polyamide Care instructions: Machine wash warm 104 °F / 40 °C Do not bleach Normal tumble dry (low temperature) Iron Low heat Do Not Dryclean