LimoStudio [8 Pack] Photography Video Studio, Backdrop Elastic String Holder Clip, Length Adjustable, Background Paper Canvas Fabric, Multi-Functional, Helps Background Tight, AGG1393

2 Sets of 4pcs Backdrop Holder (For all types of crossbars and background supports)

Easy Adjustment - To remove wrinkles and unevenness shown on the muslin
Multi-functional - In the active position, the user can slide the muslin holder up and down the stand to their best interest.
Precise and Fast Adjustments.
Superior Quality and lightweight (Only 1/13th the weight of the conventional muslin clamps)
Fast Installation / Disassembly
Can eliminate most wrinkles and allow the muslin top to be near parallel with the floor.