You must select your brand attribute in Theme Settings -> Shop -> Brands
Price range: $4.95 through $14.99
Price range: $6.99 through $11.50
Price range: $4.99 through $14.99
Price range: $7.99 through $19.99
Price range: $2.99 through $9.99
Price range: $9.99 through $13.99
Price range: $7.99 through $24.99
Price range: $2.99 through $24.99
Price range: $1.00 through $15.00
Price range: $14.99 through $19.99
Price range: $3.99 through $32.99
Price range: $3.99 through $18.99
Price range: $8.00 through $19.00
Price range: $9.95 through $15.08
Price range: $6.99 through $12.99
Price range: $3.00 through $9.00
Price range: $3.99 through $19.99