I found
these and the price is OK but 20 off is the sweet spot price wise from what I can see, but 20 is a lot if they are reusable
[TABLE="class: bglt"]
[TR]
[TD="class: smalltext"]Quantity
[/TD]
[TD="class: smalltext"]Price
[/TD]
[/TR]
[TR]
[TD="class: texttable"]1 – 19[/TD]
[TD="class: texttable"]$4.99[/TD]
[/TR]
[TR]
[TD="class: texttable"]20 – 49[/TD]
[TD="class: texttable"]$3.30[/TD]
[/TR]
[TR]
[TD="class: texttable"]50 – 99[/TD]
[TD="class: texttable"]$3.14[/TD]
[/TR]
[TR]
[TD="class: texttable"]100 – 249[/TD]
[TD="class: texttable"]$2.70[/TD]
[/TR]
[TR]
[TD="class: texttable"]250 +[/TD]
[TD="class: texttable"]$2.50[/TD]
[/TR]
[TR]
[TD="class: smalltext, colspan: 2, align: center"](prices include GST)
[/TD]
[/TR]
[/TABLE]