Definition of in session. 1  1 : in the process of meeting formally Congress is in session right now. 2  2 US : conducting classes School will be back in session at the beginning of September.
Mylar Pieces. Circles & Hexagons. Multiple Sizes. Hexagon & Circle Mylar Pieces are heat resistant and made especially for quilters who desire to make perfectly shaped circles and hexagons each time with hand or machine piecing and appliquÃ©. Cut fabric 1/4 larger than Mylar template.
Mylar is a brand name that has come to be commonly used when talking about biaxially oriented polyethylene terephthalate (BOPET) polyester film, much like people commonly say Kleenex when referring to tissues. Mylar is strong and transparent, See What is Mylar used as a coating on paper, giving it a wide range of uses. By the 1970s, Mylar had become DuPont's best-selling film. Mylar is now a product of a joint venture, DuPont Teijin Films.