Our previous blinds always had a long string that we had to be careful of and wind around these little plastic hooks on the door. (shadesofblueinteriors.com)
Special Note: The sleeping hood securing mechanism has been changed to a metal stud versus the original plastic hook design. (babyslingsandcarriers.com)
Snappi T - shaped plastic device with plastic hooks on each end used to grab and hold the material. (cottonbabies.com)