Shock-Absorbing Silicone Gel Running Insoles Arch Support Inserts
Shock-Absorbing Silicone Gel Running Insoles Arch Support Inserts
Enjoy Greater Comfort Throughout Your Day
Threo insoles help ease pressure beneath tired feet. Flexible silicone adds gentle cushioning during walks or workouts. Full arch support makes long shifts feel less demanding.
Softer Landings
Resilient gel absorbs impact whenever heels hit hard surfaces. Extra padding reduces jolts for a smoother running experience.

Improved Ventilation
Aerated construction allows air circulation around the feet during activity. Breathable fabric helps keep toes fresher throughout busy days.

Custom Fit
Trim edges using existing liners as guides for sizing. Suitable footwear includes trainers, work boots and leisure shoes.

Size guide

TO MEASURE YOUR FEET:
Stand barefoot with your heel against the wall.
Place a ruler on the floor parallel to your foot with the end of the ruler against the wall.
Measure the length between the wall and the end of your longest toe.
| SIZE | US | UK | EU | FOOT LENGTH | |
|---|---|---|---|---|---|
| CM | INCH | ||||
| S | 4.5-6.5 | 3-5 | 35-38 | 22.2-23.9 | 8.74-9.4 |
| M | 7-9.5 | 5.5-8 | 39-42 | 24.3-26.5 | 9.57-10.43 |
| L | 10.5-12 | 9-11 | 43-46 | 27.3-29 | 10.75-11.42 |
| Size | US | UK | EU | Foot length | |
|---|---|---|---|---|---|
| cm | inch | ||||
| 35 | 5.5 | 4 | 35 | 23 | 9.06 |
| 36 | 6 | 4.5 | 36.5 | 23.5 | 9.25 |
| 37 | 6.5 | 5 | 37 | 24 | 9.45 |
| 38 | 7 | 5.5 | 38 | 24.5 | 9.84 |
| 39 | 7.5 | 6.5 | 38.5 | 25 | 10.04 |
| 40 | 8 | 7 | 39 | 25.5 | 10.04 |
| 41 | 8.5 | 7.5 | 41 | 26 | 10.24 |
| 42 | 9 | 8 | 42 | 26.5 | 10.43 |
| 43 | 9.5 | 9.5 | 43 | 27 | 10.86 |
| 44 | 10 | 10 | 44 | 28 | 11.22 |














P***N (verified buyer)
New Zealand
The bright blue and yellow inserts were easy to trim, and my running shoes feel softer on pavement
M***T (verified buyer)
New Zealand
Nice blue pair, easy to size
A***R (verified buyer)
New Zealand
Seeing the smooth blue top next to the gel side helped me line them up, and my work shoes feel cushioned now
L***M (verified buyer)
New Zealand
I tried the soft blue side first in my walking shoes, and the heel shape stayed comfy through errands
D***P (verified buyer)
New Zealand
I set the pair on my wood floor before trimming, and they slipped into my trainers without fuss
B***C (verified buyer)
New Zealand
I put this pair into my everyday trainers, and the gel under the heel took pressure off fast
N***S (verified buyer)
New Zealand
I liked comparing both sides before using them, and the raised heel cup sits nicely in my boots
O***H (verified buyer)
New Zealand
The light blue fabric side feels gentle in my shoes, while the gel side adds the support I wanted
C***B (verified buyer)
New Zealand
The yellow pads are thicker than I expected, giving my forefoot a soft landing during short runs after work
M***L (verified buyer)
New Zealand
The blue and yellow gel pads felt springy right away, and my evening walk was much kinder on my heels