Colombo Social Voucher
Vouchers must be used in a single transaction, unfortunately, we are unable to issue a new voucher for any remaining balance.Vouchers are not exchangeable for cash and are non-refundable.The expiry date is shown on the front of the voucher. Each voucher can only be used once.
https://www.robovoucher.com/buy/view/61qcobmp0b/?preview_vouchers=1