Scarlett | Women's Black Knee High Boots Square-Toe Low Kitten Heel
Designed in Littleton, Colorado · Ships from North America
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These knee high boots for women blend sleek minimalist design with a comfortable 6cm kitten heel, making them an effortless choice for both casual and dressed-up looks. The smooth faux leather upper, square toe, and clean shaft silhouette give them a polished, timeless finish that pairs beautifully with jeans, trousers, or midi dresses.
Why You'll Love It
- Comfortable Heel Height: A 6cm kitten heel adds elegance and a flattering lift without the discomfort of stilettos, so you can wear them all day.
- Square Toe Silhouette: The structured square toe gives these boots a modern, fashion-forward edge that works across casual and formal outfits.
- Tall Shaft Coverage: The knee-high shaft elongates the leg and keeps you covered and polished in cooler weather.
Perfect For
Pair with straight-leg jeans and a blazer for a smart-casual office look, tuck a midi skirt into the shaft for date night, wear over slim pants for a city weekend, or style with a trench coat for effortless fall dressing.
Care Instructions
- Wipe clean with a soft, damp cloth after each wear.
- Store upright with a boot shaper to maintain the shaft shape.
- Keep away from direct sunlight and heat sources.
- Allow to air-dry fully before storing if wet.
Frequently Asked Questions
How high is the heel on these boots?
The heel measures 6cm, a comfortable kitten heel height that adds elegance without sacrificing all-day wearability.
What toe shape do these boots have?
These boots feature a square toe, giving them a modern and structured silhouette.
Do these boots reach the knee?
Yes, the shaft is designed to reach knee height, elongating the leg for a sleek, polished look.
Women's Shoe Size Chart
| UK Size | US Size | Foot Length | Foot Width |
|---|---|---|---|
| UK 2 | US 4 | 21.0–21.5 cm / 8.3–8.5 in | 8–8.5 cm / 3.1–3.3 in |
| UK 2.5 | US 4.5 | 21.5–22.0 cm / 8.5–8.7 in | 8.5 cm / 3.3 in |
| UK 3 | US 5 | 22.0–22.5 cm / 8.7–8.9 in | 8.5 cm / 3.3 in |
| UK 3.5 | US 5.5 | 22.5–23.0 cm / 8.9–9.1 in | 8.5–9 cm / 3.3–3.5 in |
| UK 4 | US 6 | 23.0–23.5 cm / 9.1–9.3 in | 9 cm / 3.5 in |
| UK 4.5 | US 6.5 | 23.5–24.0 cm / 9.3–9.5 in | 9–9.5 cm / 3.5–3.7 in |
| UK 5 | US 7 | 24.0–24.5 cm / 9.5–9.7 in | 9.5 cm / 3.7 in |
| UK 5.5 | US 7.5 | 24.5–25.0 cm / 9.7–9.9 in | 9.5–10 cm / 3.7–3.9 in |
| UK 6 | US 8 | 25.0–25.5 cm / 9.9–10.1 in | 10 cm / 3.9 in |
| UK 6.5 | US 8.5 | 25.5–26.0 cm / 10.1–10.3 in | 10–10.5 cm / 3.9–4.1 in |
| UK 7 | US 9 | 26.0–26.5 cm / 10.3–10.5 in | 10.5 cm / 4.1 in |
| UK 7.5 | US 9.5 | 26.5–27.0 cm / 10.5–10.6 in | 10.5–11 cm / 4.1–4.3 in |
| UK 8 | US 10 | 27.0–27.5 cm / 10.6–10.8 in | 11 cm / 4.3 in |
| UK 8.5 | US 10.5 | 27.5–28.0 cm / 10.8–11.0 in | 11 cm / 4.3 in |
| UK 9 | US 11 | 28.0–28.5 cm / 11.0–11.2 in | 11–11.5 cm / 4.3–4.5 in |
| UK 9.5 | US 11.5 | 28.5–29.0 cm / 11.2–11.4 in | 11.5 cm / 4.5 in |
| UK 10 | US 12 | 29.0–29.5 cm / 11.4–11.6 in | 11.5–12 cm / 4.5–4.7 in |
We choose natural, hard-wearing fibers — wool, cashmere, cotton and suede — so each piece looks better with every season. The exact composition is listed in the description above.
Knitwear: hand wash cold or dry clean, lay flat to dry, store folded.
Coats & jackets: dry clean only; brush wool gently after wear and hang on a wide hanger.
Suede & leather: protect with a water-repellent spray and brush with a suede brush.
Free US shipping on every order.
Processing: 1–3 business days · Delivery: 3–5 business days after dispatch.
Ships from our North American warehouse with tracking.
90-day returns. Email us and we'll send you a printable return label. Return shipping is paid by the customer — except for wrong, damaged or defective items. Full return policy
Our pieces are cut for a relaxed, layered fit. If you're between sizes, size down for a closer fit or up for room over knitwear. Not sure? Use Find my size on any product page — you'll have your size in a few seconds.
Women
| Size | US | Bust (in) | Waist (in) | Hips (in) |
|---|---|---|---|---|
| XS | 0–2 | 31–32 | 24–25 | 34–35 |
| S | 4–6 | 33–34 | 26–27 | 36–37 |
| M | 8–10 | 35–36 | 28–29 | 38–39 |
| L | 12–14 | 38–40 | 31–33 | 41–43 |
| XL | 16 | 41–43 | 34–36 | 44–46 |
| XXL | 18 | 44–46 | 37–39 | 47–49 |
Men
| Size | Chest (in) | Waist (in) | Neck (in) | Sleeve (in) |
|---|---|---|---|---|
| S | 35–37 | 29–31 | 14–14.5 | 32–33 |
| M | 38–40 | 32–34 | 15–15.5 | 33–34 |
| L | 41–43 | 35–37 | 16–16.5 | 34–35 |
| XL | 44–46 | 38–40 | 17–17.5 | 35–36 |
| XXL | 47–49 | 41–43 | 18–18.5 | 36–37 |
Shoes
| US Women | US Men | EU | Foot length (in) |
|---|---|---|---|
| 6 | — | 36 | 9.1 |
| 7 | — | 37–38 | 9.4 |
| 8 | 6.5 | 38–39 | 9.8 |
| 9 | 7.5 | 40 | 10.0 |
| 10 | 8.5 | 41–42 | 10.4 |
| — | 9.5 | 42–43 | 10.6 |
| — | 10.5 | 44 | 11.0 |
| — | 11.5 | 45 | 11.3 |
| — | 12.5 | 46 | 11.6 |
How to measure
Bust / chest
Measure around the fullest part, keeping the tape level under your arms.
Waist
Measure around your natural waistline, the narrowest part of your torso.
Hips
Stand with feet together and measure around the fullest part of your hips.
Foot length
Stand on a sheet of paper, mark heel and longest toe, and measure the distance.
Questions about fit or fabric? Email us: contact@highline-hart.com







