because they have to call you. light breeze & a tad on the cool side. i'm lucky to be able to continue working in commercial banking and trade with a v.i.e. having knee pads on for a long time can trap heat and cause you to sweat at the knees. no way can i tackle that ladder. class prices vary, but this one’s only $5 — and you get to take home the goo. we used this in our kitchen and all the bathrooms. we had so much fun during that three day weekend trip. 