Create a classroom that is black, white, and fun all over with this magnetic border trim. Featuring modern white squiggles on a black background, this trim is perfect for adding a fun, quirky vibe to whiteboards, metal doors, and other magnetic surfaces. Add more black-and-white decor for a modern, minimalist vibe, or pair with colorful decor for a trendy look that's unique to your classroom. Each pack contains 12 magnetic strips (about 24" x 1-1/2" each) for a total of 24 feet.