Multicolour Wipe-Off Sentence Strips from TREND are perfect for beginner printers! The wipe-off surface allows students in kindergarten through grade 3 to practice letter formation over and over again. Kids can also practice sentence construction while they learn about basic word structure. Thedifferent colours contained in this package help teachers colour code different language arts activities. Package contains 30 Sentence Strips measuring 24" x 3".