My shampoo bottle is made from 95% recycled plastic (and it's vegan friendly too!). It's nice to see brands actively trying to reduce their waste : r/ZeroWaste
La Saponaria EcoPowder Botella Champú - Ecco Verde Tienda Online
500ml Shampoo Dispenser Bottles
Amazon.com: 16.9oz Shampoo and Conditioner Bottles, Segbeauty 3pcs 500ml Refillable Shampoo Bottles for Shower, Shower Bottles Refillable, Large Empty Plastic Bathroom Soap Lotion Shampoo Dispenser with Pump : Beauty & Personal Care