Woah! it's the hit character Marin cosplaying as Shizuku-tan from Saint Slimy Girl's Highschool: Madame's Shameless Miracle Life in the Disgraceful Club 2"!

Dimensions: 4.5" x 3.5" at largest 
Velcro hook and loop backing
Fully Embroidered
Artwork by: Pegaso Arts on pixiv