- $29.99and upOlaplex No. 4 Bond Maintenance Shampoo - 8.5 fl ozWalgreens & 10 more
- $15.00and upWomen's Mini No. 4 Bond Maintenance ShampooSaks Fifth Avenue & 5 more
- $96.00Olaplex No. 4 Bond Maintenance Shampoo, 1LAmazon
- $30.00OLAPLEX No. 4-P Blonde Enhancer Toning Shampoo in Beauty: NA.REVOLVE
- $15.00OLAPLEX Travel No. 4 Bond Maintenance Shampoo in Beauty: NA.REVOLVE
- $30.00Olaplex No. 4 Bond Maintenance Shampoo 8.5 Oz | GopuffGoPuff
- $15.00No.4 Bond Maintenance Shampoo 3.3 fl oz 100 mlBluemercury
- $11.29Dispenser Pumps Compatible with Olaplex No. 4 Shampoo and No. 5 Conditioner 8.5 oz, 250 ml Size Bottles, NOT FOR Liters (1000ml/33.81oz) Two White Pumps Only by Ultra Beauty Essentials (No. 4 & No. 5)Amazon