Your Cart Product Price Total RentalMagnetic Fields $9 / 2 days $9 / 2 days cancel RentalRenal System Part 2 $9 / 2 days $9 / 2 days cancel RentalPunnett Squares $9 / 2 days $9 / 2 days cancel Cart totals Subtotal $27 Total $27 — OR — Proceed to checkout