The phrase "tassel crossbody" refers to a type of bag or purse that has a long strap, which can be worn across the body, and is decorated with tassels.
OUTFIT Ruffled Blouse from Target (Similar HERE) Skinny Jeans with Ripped Knees from Topshop Tassel Crossbody Purse from Street Level (petiteandhungry.com)
Red and White Tassel Short Jumpsuit (similar straight size versions here, here and here) Cognac Suede Wedges White Stone Statement Earrings Gold Bangle - old (similar) Tan Tassel Crossbody Purse - old (similar) (somethinggoldsomethingblue.com)