The pen measures 5” and has a sleek tube design so it fits in any purse, pocket or storage area. I got this to be able to bleach a single tooth instead of all of them due to devitalization. You can achieve the pearly whites without the trip to the dentist. Whiten Your Smile. AuraGlow Teeth Whitening Pen, 35% Carbamide Peroxide, 15+ Whitening Treatments, No Sensitivity, 2mLAuraGlow Teeth Whitening Pen, 35% Carbamide Peroxide, 15+ Whitening Treatments, No Sensitivity, 2mLAuraGlow Teeth Whitening Kit, LED Light, 35% Carbamide Peroxide, (2) 5ml Gel Syringes, Tray and CaseAsaVea Teeth Whitening Pen, 2 pens, More Than 20 Uses, Effective, Painless, No Sensitivity, Travel Friendly, Easy to Use, Beautiful White Smile, Natural Mint FlavorAuraGlow Teeth Whitening Gel Syringe Refill Pack, 35% Carbamide Peroxide, (3) 5ml SyringesVieBeauti Teeth Whitening Pen(2 Pcs), 20+ Uses, Effective, Painless, No Sensitivity, Travel-Friendly, Easy to Use, Beautiful White Smile, Natural Mint Flavor Use this pen 1-2 times per day. The twisting mechanism broke during the very first attempt Your question may be answered by sellers, manufacturers, or customers who purchased this item, who are all part of the Amazon community. Only thing with this product is that it's hard to regulate how much product you squeeze out- you keep on turning the wheel till you see some gel on the brush, but by then you have squeezed out too much and then you don't need to turn the wheel for three or four application. If that sounds like you, or if you just really like mint, then Dr. Lieb recommends the Zimba Mint Teeth Whitening Strips, which she says “are made with natural coconut and mint oil and are a great option for sensitive teeth.” The strips are designed to whiten your teeth quickly in just 30 minutes, but they can be left on for up to 60 minutes if desired.All the teeth-whitening products in the world won’t do a thing if you’re not regularly brushing your teeth, and many toothpastes are designed to enhance whitening. My only complaint is that any product I got on my lips caused my lips to chap.

Smile wide, twist the pen to expose the gel onto the brush and paint onto each tooth. Use a Good Whitening Toothpaste (and Polish) Crest + Scope Complete Whitening Toothpaste, 3-Pack: $6.52. I'm in my mid-fifties, and my teeth were stained from a LOT of coffee through the decades. Prolonged use for more than three months can contribute to tooth wear, which can contribute to sensitivity,” he adds. is removed with ease. This product is so fast acting and I love it.