Have you ever considered a DIY starter kit? For someone wanting to try out DIY it could be a great way to get their feet wet. Perhaps you could include a print out with some of the basics of DIY and recommended mixing %, websites for more info etc.
Just looking quickly you could include stuff like below. Perhaps offering choices that are not on your site like 2 pipettes or syringes instead of the four or a dropper or 2 each of various bottle sizes.
Propylene Glycol USP 120ml or VG
3ml Clear Plastic Dropper Bottles (Pack of 3)
10ml Clear Plastic Dropper Bottle with Childproof Cap (Pack of 3)
30ml Clear Plastic Dropper Bottle with Childproof Cap
3ml Graduated Pipette/Dropper (Pack of 4) 3ml Syringe (Pack of 4)
mix and match 4 or 5 flavour
Just looking quickly you could include stuff like below. Perhaps offering choices that are not on your site like 2 pipettes or syringes instead of the four or a dropper or 2 each of various bottle sizes.
Propylene Glycol USP 120ml or VG
3ml Clear Plastic Dropper Bottles (Pack of 3)
10ml Clear Plastic Dropper Bottle with Childproof Cap (Pack of 3)
30ml Clear Plastic Dropper Bottle with Childproof Cap
3ml Graduated Pipette/Dropper (Pack of 4) 3ml Syringe (Pack of 4)
mix and match 4 or 5 flavour