Oyster Shells 7kg Ref: OYST35 Price: £36.00 (Including VAT at 20%) People who bought this item also bought: 1. NT Labs Koi Care Sabbactisun 500ml (Ref: NTS-885) 2. NT Labs Koi Care Paramedic Kit (Ref: NTP-801) 3. NT Labs Permanganate Dip, Koi Treatment (Ref: NTDIP)