Thank you for looking! ^ - ^ It's fluffy because it has two layers of quilt batting. This is a shoulder strap cover to reduce digging in, for things like water bottle straps. It's a snap button type. Size: Open: 46 x 10 cm Closed: 46 x 3.5 cm Fits straps up to 2.5cm wide. Handmade items are 50 yen off from the second item purchased! #runerukio shoulder strap cover #runerukio Unicorn Moon Beach line Shell