Armstrong Flooring FlexStrong 1-Quart Mushroom Acrylic Premix Grout
SKU: 31404971858

Armstrong Flooring FlexStrong 1-Quart Mushroom Acrylic Premix Grout

Sale price$48.49 Regular price$53.88
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Ships within 48 hours · Estimated delivery Jul 5 - Jul 10

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Armstrong Flooring FlexStrong 1-Quart Mushroom Acrylic Premix GroutFlexStrong Premixed Acrylic Grout, 1 Quart (Mushroom) Ready to use sanded acrylic grout designed for uniform color and flexible performance. Ideal for indoor vinyl flooring and tile joints, it resists stains and doesnt require sealing. Key Features: Premixed Convenience: No mixing requireduse straight from the tub for faster, cleaner installs Flexible, Crack Resistant: Formulation helps accommodate slight floor movement to minimize cracking Color

FlexStrong Premixed Acrylic Grout, 1-Quart (Mushroom)

Ready-to-use sanded acrylic grout designed for uniform color and flexible performance. Ideal for indoor vinyl flooring and tile joints, it resists stains and doesn’t require sealing.


Key Features:

  • Premixed Convenience: No mixing required—use straight from the tub for faster, cleaner installs
  • Flexible, Crack-Resistant: Formulation helps accommodate slight floor movement to minimize cracking
  • Color Consistency: Uniform mushroom shade across the floor for a professional finish
  • Low Maintenance: Stain-resistant and no sealing required for easier care
  • Versatile Joint Sizes: Suitable for 1/16-in to 1/4-in grout joints; indoor use

Specifications Table:

Specification Details
Series Name FlexStrong
Type Acrylic premix, sanded
Color/Finish Family Gray
Manufacturer Color/Finish Mushroom
Maximum Coverage Area 270 sq ft
Unit of Measure Quart(s)
Unit of Measure Quantity 1
Use Location Indoor
For Use with Bathroom Floors Yes
For Use with Bathroom Walls Yes
For Use with Kitchen Backsplashes Yes
For Use with Kitchen Counters No
For Use with Fireplace Exteriors No
For Use with Garage Floors No
For Use with Garage Walls No
For Use with Patios No
For Use with Pools No
For Use with Shower Floors No
For Use with Shower Walls No
For Use with Vinyl Floors Yes
Freeze Resistant Post Installation No
Mold Resistant Yes
Sanded/Unsanded Sanded
Sealing Required No
Stain Resistant Yes (no additive required)
Joint Widths 1/16-in, 1/8-in, 3/16-in, 1/4-in
CA Residents: Prop 65 Warning(s) Yes
Warranty None
UNSPSC 30111500

Frequently Asked Questions (FAQ):

Q: Is this grout ready to use?
A: Yes, it’s a premixed acrylic grout—no mixing required.


Q: Do I need to seal it after installation?
A: No sealing is required.


Q: What joint sizes can it be used for?
A: Compatible with 1/16-in, 1/8-in, 3/16-in, and 1/4-in joints.


Q: Where can it be used?
A: Indoor applications including bathroom floors/walls and kitchen backsplashes; not for showers, pools, patios, or garages.


Q: How soon can the floor be used?
A: Ready for light traffic in 24 hours.


A Seamless, Sophisticated Finish in Mushroom

FlexStrong’s velvety mushroom tone brings a refined, cohesive backdrop that elevates both classic and modern surfaces. The premixed acrylic formula delivers crisp lines and a smooth, sanded texture that feels tailored and intentional. Pair it with cool stone or matte porcelain to highlight pattern while keeping the palette serene. It’s the quiet luxury detail that completes a polished, high-performance space.


Choose FlexStrong Mushroom today for a clean, consistent grout line that’s ready to perform—no mixing, no sealing, less hassle.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 31404971858

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Lauren
Bozeman, US
★★★★★ 5
Adorable chic toddler sandal
Size: 8 Toddler, Color: Macaroon
Very nice quality and value. Fit well on my 3 year old. No complaints about comfort. Velcro worked fine and didn’t loosen. No complaints about blisters.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 28, 2025
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Rosalind C.
New York, US
★★★★★ 5
Cute sandals
Size: 10 Toddler, Color: Macaroon
Yall these are so cute! It has a matte color. They are wide enough for my tall child and it will go cute with a few outfits. I will recommend.
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Reviewed in the United States on February 4, 2026
D
Verified Purchase
David
San Leandro, US
★★★★★ 5
Safe, Comfortable, and Eco-Friendly Summer Sandals for Kids
Searching for the perfect pair of summer sandals for my child can often feel like a daunting task, but the Swalker Children's Soft Jelly Sandals have truly exceeded my expectations in every way. First and foremost, safety is paramount when it comes to children's footwear, and these sandals deliver on all fronts. The closed-toe design provides ample protection against stubbed toes and sharp objects, giving me peace of mind as my little one explores the outdoors. Additionally, the anti-slip sole offers excellent traction on various surfaces, preventing slips and falls even on wet or uneven terrain. Comfort is another crucial factor, especially during long days of play. These sandals feature a soft jelly material that is gentle on my child's feet, eliminating any discomfort or rubbing that can often accompany other types of shoes. The easy-wear design allows my child to slip them on and off effortlessly, promoting independence and convenience for both of us. What sets these sandals apart is their eco-friendly construction. Made from recyclable materials, they not only provide exceptional quality but also contribute to a more sustainable future for our planet—a feature that I greatly appreciate as a conscious consumer and parent. Overall, the Swalker Children's Soft Jelly Sandals are a summer staple for any parent looking to prioritize safety, comfort, and sustainability for their child. With their durable construction and thoughtful design, they have quickly become my go-to choice for warm-weather adventures.
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Reviewed in the United States on February 8, 2024
V
Verified Purchase
VickieP
Bozeman, US
★★★★★ 5
Super soft and adorable!
Size: 9 Toddler, Color: Macaroon
Bought these shoes for my daughter as an alternative to the classic jellies! The are butter soft! She’s been wearing them consistently for weeks now and not a single blister as formed. (Unlike when she wore the classic style ones) I’m even buying my niece a pair for her birthday because she is now jealous! The color is perfect for any outfit or occasion. They can be dressed up or down which makes them the ideal shoe! And of course super easy to clean which is of course a major factor in kids’ shoes!
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Reviewed in the United States on May 1, 2025
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Pauline
Battle Creek, US
★★★★★ 5
LOVE these shoes
Size: 8 Toddler, Color: Macaroon
Absoultely LOVE these! So easy to wear for my 3 year old and put on. They are sturdy and could be rinsed off. They were very comfortable for her and left no marks on her skin. Warning to parents, if your kid steps on your foot it hurts like hell because they are like spikes under the shoe. GREAT for traction and running, but man it hurts. I will purchase more next summer. Great price, great fit, and lightweight.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 3, 2025

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