Post-it® Super Sticky Notes feature two times the sticking power. Use for short notes or reminders on doors, windows or walls. Unique adhesive reliably sticks and re-sticks so your message can stay front and center. Move your notes with you throughout the day. Share the warmth of the summer sunshine memories all year long with the Summer Joy Collection. Post-it® Super Sticky Notes are recyclable. Self-Stick Pad Type: Super Sticky; Shape: Square; Color(s): Summer Joy Collection; Color Family: Multicolor.