You must select your brand attribute in Theme Settings -> Shop -> Brands
Price range: $10.00 through $18.00
Price range: $5.99 through $9.99
Price range: $9.99 through $17.99
Price range: $9.99 through $18.00
Price range: $3.99 through $15.99
Price range: $9.99 through $39.99
Price range: $5.99 through $12.95
Price range: $5.00 through $15.40
Price range: $19.95 through $39.95
Price range: $9.99 through $24.95
Price range: $4.99 through $27.99
Price range: $4.50 through $12.95
Price range: $5.00 through $24.00
Price range: $5.99 through $6.99
Price range: $6.99 through $19.99
Price range: $6.99 through $9.99
Price range: $15.00 through $25.00