The 5mm neoprene makes these boots lightweight and flexible

Colorant temporarily turns your spray solution blue so you can see exactly where you've sprayed

These centers meet compliance requirements for Globally Harmonized System (GHS) and OSHA Hazard Communication Regulation 29 CFR 1910

Recommended solution is

Bon Tool Screed Level With Hand Holes zipper The 5mm neoprene makes theseThis screed level with convenient hand holes is the perfect tool for screeding jobs. Its aluminum extrusion with reinforcing rib proves to be a well crafted design and is built with the highest quality materials to last a long time. Featuring dual handle grips and a built in level, this tool has an ergonomic design that's easy to use and provides a pleasurable screeding experience.