"The square JUMBO BobbinSaver with a pliable personality! JUMBO BobbinSaver2 is the big brother to the original Grabbit BobbinSaver2, but designed for jumbo bobbins measuring at least 1-1/16"" in diameter. Made of the same flexible plastic, this version holds 70+ jumbo metal or plastic bobbins. Measures 5-7/8 in. x 6-1/8 in. x 7/8 in."