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Smooth-On Ecoflex 00-10 Translucent Super-Soft Silicone Rubber Kit, Pint Unit

Based on 180 reviews
Condition: New
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$39.99
Holiday Deal · 64% off was $109.99

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Availability: In Stock.
Fulfilled by Amazon

Arrives Friday, Nov 13
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At a glance

Condition
New
Size
Pint Unit
Weight
2 lb
Color
White
Material
Silicone
Item Form
Putty
Special Feature
Strong

Features 5

  • PRODUCT PURPOSE: Ecoflex rubbers are platinum-catalyzed silicones that are versatile and easy to use
  • MATERIAL PERFORMANCE: Ecoflex rubbers are mixed 1A:1B by weight or volume and cured at room temperature with negligible shrinkage
  • VERSATILE APPLICATIONS: Low viscosity ensures easy mixing and de-airing
  • WORKABLE PROCESS: Ecoflex rubbers are mixed 1A:1B by weight or volume and cured at room temperature with negligible shrinkage

Description

Ecoflex rubbers are platinum-catalyzed silicones that are versatile and easy to use. Ecoflex rubbers are mixed 1A:1B by weight or volume and cured at room temperature with negligible shrinkage. Low viscosity ensures easy mixing and de-airing. Cured rubber is very soft, very strong and very “stretchy”, stretching many times its original size without tearing and will rebound to its original form without distortion

Specs 23

Brand Smooth-On
Specific Uses For Product Casting
Material Silicone
Item Form Putty
Special Feature Strong
Other Special Features of the Product Strong
Container Type Can
Viscosity Level Low to Medium

Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Friday, Nov 13

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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View our full returns policy here.

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Top Amazon Reviews


Soft yet strong, mold-maker's ideal for complex and tricky shapes.
Size: Pint Unit
Smooth On products all day long, love this company and all their materials. Eco Flex, though tacky when cured, has a remarkable low shore hardness and is very strong. Mold-making for extremely tricky undercut heavy pieces can be achieved with this stuff, so long as a mold-frame or mother-mold is in use for overall shape-stability. Takes pigments very well. ... show more
Reviewed in the United States on January 7, 2026 by Andrew Butler

Silicone -- Great for science projects!
Size: Pint Unit
Works very well! We made robot skin.
Reviewed in the United States on October 22, 2025 by John S.

Amazing for Very Delicate Work
Size: Pint Unit
Used this to create a cast of a crumbling, very old (130 years) plaster crown molding. The salvaged pieces would turn to dust if handled with anything more than the lightest touch. The crown molding is native to the original build of the house, and we wanted to preserve it. Hence, we decided to make a silicone mold of the pieces if possible. Seemed impossible. Not impossible. This is one of the softest silicone casting materials around. We poured it very gently over some of the largest and most complete pieces we managed to retain. We used a 2" depth over the pieces. Surprised the hell out of us when this stuff captured every fine detail of these decaying remnants. From it we were able to cast and create much longer mold (6') of the crown molding. Hence, we preserved the original look of part of this house with this material. I remained convinced the softness of this material and the excellent fluidity vs viscosity of the liquid silicone played a vital role in casting something this delicate. We even managed to preserve some of the original plaster cast after taking it out of the finish mold. The high elasticity coupled with the overall softness of the hardened silicone made it easy to remove from the source material. That seemed remarkable to me. Highly recommend this product for casting delicate work. ... show more
Reviewed in the United States on January 30, 2025 by Outer DC Curmudgeon

Great product
Size: Pint Unit
It was exactly what the description said! It was a bit to soft n flimsy for what I needed but I had never used it before so that was my bad! Great product
Reviewed in the United States on March 26, 2021 by Lily Phlowers

Great Silicone Mix
Size: Pint Unit
Works as advertised! It's what I was looking for but one star off as the packaging is not very protective. I'm lucky the seals didn't break. Other then that, great product.
Reviewed in the United States on January 16, 2026 by Nick

Works great! Working time is 30min cute time is -4 hours. No problem with bubbles
Size: Pint Unit
Some people compained about bubbles. I had no problem, I didn't use a vacuum chamber. I just mixed and poured slowly. I wouldn't call this material gummy or tacky like some say, it's just really soft silicone. The working time is 30 minutes and cure time is 4 hours. It didn't say cure times in the description so thought I'd specify. ... show more
Reviewed in the United States on November 19, 2023 by Eric Miller

Good
Size: Pint Unit
Great stuff works as should. advertised as "pint unit" but you get a pint of A and a pint of B so its actually a 2 pint unit
Reviewed in the United States on September 6, 2025 by Robert K.

Easy to use
Size: Gallon Unit
There are a ton of great videos online that show how to use this product and in many different mold type applications. Cured product is very strong and durable.
Reviewed in the United States on January 14, 2025 by Brian Glass
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