sentences:  In 2002 it created the first "shoftshell" shoe made with Schoeller fabric.IN 2004 "Gryptonite" ultra-sticky rubber was introduced, and in 2005 PRFRM thermo-moldable foam was introduced in the Molokai and Molokini flip flops, Enduro-Soles, and rock climbing shoes; Gryptonite rubber was extended to trail running shoes; Hardrock was introduced.In 2006 Montrail was acquired by Columbia Sportswear for a cash payment of $15 million plus the assumption of certain liabilities.