
It really hurt my gums. I put up with it during my 30 minute teeth whitening session And my gums were scraped up. They help opening my mouth, and not sure if it was worth it because it did hurt

LifeStraw Go Water Filter Bottle: The Ultimate 2-Stage Integrated Filter Straw for Hiking Adventures
10 Review

Orthodontic Distal End Cutting Pliers For Hard And Soft Wire | Dental Surgical Instrument For Braces Removal | Teeth Extraction Kit For Dentists | 1-Year Warranty
12 Review

50 Pack 3Ml Plastic Transfer Pipettes Eye Dropper Moveland Pipettes Dropper
25 Review

OUBEL 30V/10A Adjustable Lab Power Supply With LED Display, Alligator Clips, And US Power Cord - Ideal Switching Regulated DC Power Supply For Bench Applications
11 Review

Get Your All-Purpose Cleaning Solution With Bealee'S 24 Oz Plastic Spray Bottles - 2 Pack
16 Review

ULAB Scientific 1000Ml Borosilicate Glass Beaker With Printed Graduation - Durable And Accurate For Lab Use (UBG1005)
12 Review

3Pcs 500Ml CVNDKN Wash Bottles W/ Scale -16 Oz: Plastic Safety Lab Squeeze Bottle
13 Review

Graduated Erlenmeyer Glass Flask Set With Narrow Mouth - 500Ml Capacity
15 Review