





🦶 Step into unstoppable comfort and support—because your feet deserve the best.
Spenco Polysorb Heavy Duty Insoles combine advanced shock-absorbing Spencore material, EVA forefoot cushioning, and 4-way stretch nylon fabric to deliver maximum all-day comfort, blister prevention, and odor control. Designed for professionals and active individuals, these insoles provide targeted arch and heel support, are lightweight, easy to trim, and highly rated for durability and pain relief.










| ASIN | B000G1KU30 |
| Best Sellers Rank | #14,120 in Health & Household ( See Top 100 in Health & Household ) #74 in Shoe Insoles #1,367 in Sales & Deals |
| Customer Reviews | 4.4 4.4 out of 5 stars (6,806) |
| Date First Available | August 26, 2004 |
| Department | Unisex |
| Is Discontinued By Manufacturer | No |
| Item model number | 37-816-02 |
| Manufacturer | Spenco Medical |
| Product Dimensions | 10.31 x 3.63 x 0.83 inches; 4.48 ounces |
J**E
Repeat user of these
These are the best insole i've used. I'm a big dude, about 300 lbs. They make my boots comfortable. The insoles lasted for about 6-8 months in my daily wear work shoes before i could tell they were not as supportive any more (my foot, ankle, knee, and back pain started to come back). The pains cleared up in a couple days. Easy to trim. I had a prior insole to copy and they fit perfect. The sizing seems spot on, but i'm at the smaller end of this insole so i have to trim a fair bit. Size 12-13.5 I have used Spenco's gel insoles before which wore out faster and were less comfortable.
A**E
Great insert for planter fascititis
Great insert to use if you struggle with planter fascititis. They have great support and can be interchanged between shoes. Great price to ensure comfort while wearing shoes.
J**G
Best insoles I could find
The best insoles I have been able to find. The fit is perfect for my 12.5 4E shoes and there is a reasonable amount of cushion. Not so sure about the support though. I have added metatarsal pads and even elastic laces, so now have everything I need or could ask for!
M**N
Wow!
I've purchased dozens of soles/insert the past 2 decades. Candidly, these are, by far, the most comfortable. It's too early to determine if they'll last, but 2 hours in; nothing short of amazing.
M**S
Excellent quality
This is a wonderful product that was first known to me by my Orthopedist 14 years ago and I am still wearing them. Great quality, extra cushioning in the heels, easy to cut and adjust to size and easy to wear in most shoes. Spenco is Microcellular Rubber which is incredibly durable. These last me a long time, but I buy more so I don't have to constantly change them from shoe to shoe. I would highly recommend this product to anyone with foot pain.
D**Z
Too expensive now, thanks to tariffs
These work really well, and I've been buying them for years. Today, thanks to tariffs, they are 30% more expensive than when I bought them last year. Will now shop around for something more affordable.
J**.
Jaime
This product is wonderful it helps with my feet and my back and my support I do highly recommend this products for people that have the problem and need support.
T**L
Nice shoe inserts
I like these inserts so much, I bought a pair for my wife.
E**D
very comfortable.
C**S
Las plantillas cumplen su función muy bien, ideales para practicar algún deporte.
山**坊
値段が高いですが、履き心地は最高です。耐久性に、ついては穴が空くまで1年程度でした。
U**L
Work boots
A**R
Wasn’t comfortable wearing them at all. Made the pain worse than before. I don’t recommend them
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