4 Packs of Heavy Duty Sandbag and 6 Packs of Clamps

(6) x photography heavy duty muslin clamps for most backdrop stands, photo studio, woodwork, artwork etc Clamps size:3.1 inch x 4.5 inch. Each sandbag rated for 25lbs. High quality spring enhances clamping force and service life 4 Sangbags included! SANDBAGS ARE EMPTY. Can be filled with gravel, sand, rocks.To Keep photography equipment stability. Sandbags are designed for easy use. They are reusable and MACHINE WASHING is fine.