Thundershirt

With its patent-pending design, Thundershirt’s gentle, constant pressure has a dramatic calming effect for most dogs if they are anxious, fearful or over-excited. It is this pressure that has a dramatic calming effect for most dogs if they are anxious, fearful or over-excited. From real world experience, we know with certainty that Thundershirt DOES WORK. That is why we are able to offer a money-back guarantee. Based on surveys completed by over 1,000 Thundershirt users, over 85% of dogs show significant improvement in anxiety symptoms when using Thundershirt. SIZING XXS 9"-13.5" < 12 lbs. XS 13"-18" 10-18 lbs. S 16"-23" 15-25 lbs. M 18"-26" 20-50 lbs. L 24"-32" 40-70 lbs. XL 31"-40" 60-100 lbs. XXL 38"-50" > 90 lbs