Thank you for viewing! Fusible interfacing is used on the panel. Width 17, Height 26, Gusset 10 x 8 (cm) There may be some slight variations. Outer fabric: Oxford 4-layer mesh structure Insulation/thermal fabric for crafts used inside It can be flattened when not in use. Holds up to a 1-liter PET bottle. D-rings are attached. Can be used with a shoulder strap. Shoulder strap is not included. Handmade by an amateur. There may be slight misalignments, distortions, and errors. I have a cat at home. Please consider this if you are not concerned about minor details.