MillerCandleCo.
Hay Field Car Diffuser
Hay Field Car Diffuser
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Take the scent of open fields with you wherever you go. Hayfield captures the clean, earthy aroma of freshly cut hay drifting on a warm summer breeze — a fragrance that’s simple, natural, and refreshingly nostalgic.
Hand-poured in Texas 🇺🇸 and scented with high-quality, non-toxic, phthalate-free fragrance oils, our car diffusers are dye-free, vegan, and cruelty-free — crafted for a clean, long-lasting fragrance experience.
Whether you’re rolling through town or cruising the backroads, these little bottles of magic are here to make your car, truck, or SUV smell downright amazing — no harmful chemicals, no harsh additives, just pure Texas-crafted goodness.
✨ Product Details
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Clear glass diffuser bottle with natural wooden cap
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Size: 1.93 in tall; string length 7.87 in; holds ~0.21 oz (6.2 ml)
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Phthalate-free, dye-free, vegan, cruelty-free
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Made in Texas 🇺🇸
🔄 Refills Available!
Want to keep the good scents going? We offer 1 oz amber glass refill bottles — enough to refill your diffuser ~4 times, making it easy and eco-friendly.
🛠 How to Use
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Unscrew the wooden cap + remove the plastic stopper.
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Screw the wooden cap back on tightly.
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Tilt the bottle upside down + hold for 3 seconds to saturate the wooden cap.
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Turn upright, replace the plastic stopper to prevent spills, and screw the wooden cap back on.
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Repeat as needed to refresh the scent.
⏳ Lasts ~2–4 weeks, depending on climate + use.
Descriptions of all the scents can be found in the Scent Library




