You must select your brand attribute in Theme Settings -> Shop -> Brands
Price range: $7.00 through $17.84
Price range: $4.50 through $12.95
Price range: $3.99 through $9.99
Price range: $7.99 through $16.99
Price range: $2.99 through $39.99
Price range: $5.00 through $24.00
Price range: $6.99 through $13.99
Price range: $4.99 through $19.99
Price range: $4.99 through $19.99
Price range: $7.99 through $19.99
Price range: $9.99 through $19.99
Price range: $6.99 through $9.99
Price range: $9.99 through $15.99
Price range: $7.99 through $13.10
Price range: $9.99 through $20.99
Price range: $3.99 through $55.33
Price range: $6.99 through $16.99