This is a gas bag from cotta. Compatible with silica gel. Approximately 100 yellow bags, Approximately 100 pink bags, Approximately 200 green OPP bags, 70x150+30 size, approximately 400 bags total. - Size: 70x150+30 - Colors: Yellow, Green, Pink - Brand: cotta - Quantity: Approximately 400 total The third and fourth photos are from the cotta website explaining the pink and green colors, but the colors being sold this time are yellow, pink, and green. They were stored in a cardboard box, but I'm selling them because I no longer need them. Purchased from the cotta website. Even if you are in the middle of a conversation in the comments, priority will be given to the person who purchases first. Please refrain from requests for dedicated listings or price reductions. Returns are not accepted, so please be aware of this beforehand. Thank you for looking.