✦✩ Now, as a bonus, we're giving away one Concept One Step dedicated case (worth 140 yen at our selling price)! ✩✦ This offer ends without notice when supplies run out, so please consider purchasing soon! Cleaning solution: 300ml, 40 bottles Expiration date: October 2028 or later If needed, you can add the following items for an additional fee. Please be sure to inquire via comment before purchasing. ● Neutralizing tablets (expiration date: April 2027 or later) 30 tablets: 800 yen 60 tablets: 1600 yen 90 tablets: 2400 yen 120 tablets: 3200 yen 150 tablets: 4000 yen 180 tablets: 4800 yen 300 tablets: 8000 yen ● Dedicated case 1 piece: 80 yen