Best in 7 days
Pay in installments of $33.43 with
,
and
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 18 - Jun 23
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
Indole-3-Acetic AcidIndole 3 Acetic Acid, also known as IAA or Heteroauxin, stimulates root growth in plants. As the most popular choice for plant growth, this hormone promotes cell elongation and regulates phototropism. IAA is a critical signaling auxin in the plant's stress response. Idole 3 Acetic Acid has even been observed to decrease toxicity of heavy metals in certain plants. IAA is provided as a high quality powder that is of >98% purity. It is a common additive
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.1 ★★★★★
Based on 1023 reviews
Sort
Product Reviews
★★★★★ 5
Worthy value.
Size: Large, Color: Dark Grey
Good underwear has a price.
This is definitely worth the investment. Not a heavy warm, but definitely a good cold day layer. Wore them in the house as sleeper.
They fit like spandex with a fly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 12, 2026
★★★★★ 4
👍🏾
Size: Large, Color: Light Grey
Warm and comfy, would buy again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 1, 2026
★★★★★ 5
Thermal underwear
Size: Large, Color: Black
this underwear its very comfortable to use under the clothing, its protect to cold and this is warmly, its perfect to this weather.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 20, 2026
★★★★★ 5
Keeps you warm with no bulk
Size: Medium, Color: Navy
Lightweight, adds a layer. Maintains your body heat. Multiple color choices
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 13, 2026
★★★★★ 5
COMFY
2xl here. I found them comfy and they looked a little classier than blue jean shorts
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 24, 2025
