50 Sheets - Slinky (R) Adhesive Notes - Square with Rounded Corners. Works like a sticky note, fun like a Slinky (R)! Slinky (R) Adhesive Note Pad features alternating glue and reminds everyone of their favorite childhood toy. Each square shaped note has repositionable adhesive on one side. Slinky (R) Notes are printed in four color process on the front. Red, Blue, Yellow, Black and White are available for backside imprint of each sheet. Material: White 50 lb. offset paper.