Tons of elastics,great selection of colors for knitting use ideas,easy to keep organized, keeps kids entertained for hours of fun .The organizer has 28 compartments, some of them are removable as needed to place looming tools after crafts. STSTECH EXCLUSIVE refill set is jam-packed with 10,000+ Rubber Bands in Vibrant Colors 500x S-Clips 24x Silicon Charms, 12x Crystal-like Charms 175x Colorful Beads Safety Warnings & Notes -Choking Hazard. Keep out of reach of children under 3 years. -Few of the rubber bands may get mixed up,just take a while to sort of put them back in the correct compartment. -Prompt Customers’ message response, 100% satisfied after-sales service. STSTECH WEAVING REFILL SET is compatible with all other brands,like Rainbow Loom . STSTECH is not affiliated with or endorsed by these brands. Rainbow Loom is a trademark of Choon’s Designs LLC, which does not authorize,sponsor or endorse STSTECH set. Our set with premium supplies is not affiliated with any brand other than STSTECH.