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Email us at info@fifthavenuestyle.com with your order number and the items you'd like to return. We'll send you a printable return label and simple instructions.

Is return shipping free?

The cost of the return label is deducted from your refund. If an item arrives damaged, faulty or incorrect, we cover return shipping in full.

Can I exchange an item for a different size?

Of course. Contact us with your order number and the size you need, and we'll take care of the exchange.

How long does a refund take?

Once your return arrives and has been checked, we issue the refund to your original payment method. Your bank may need a few business days to show it.

How do I find my size?

Use the Size Finder on any product page: enter your height and weight, answer two quick questions about your build and fit, and get your recommended size in seconds. Detailed measurements are in the Size & Fit tab.

What if I'm between two sizes?

Tell the Size Finder how you like your clothes to fit and it will adjust its recommendation. For outerwear, choose the larger size if you like to layer over knitwear. Still unsure? Email us and we'll help you choose.

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Is the 40% off already included in the price?

Yes. Prices in the Fall/Winter 2026 collection already include the discount. The original price is shown crossed out next to the sale price.

Do you offer savings on multiple items?

Yes. Add 2 items to your bag and save an extra 10%, 3 items for 15% and 4 or more items for 20%. The discount is applied automatically in your bag and at checkout.

Where are your pieces designed?

Every Fifth Avenue Style piece is designed in the USA, with clean lines, considered materials and colors made for the season.

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Isabella | Women's Lace-Detail Block-Heel Knee High Boots

Name: Isabella | Women's Lace-Detail Block-Heel Knee High Boots
Brand: US
Price: 109.99 USD
Availability: InStock

$159.99 $109.99 Save 31%

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Quantity

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Free shipping · Order today, arrives in 5–8 business days

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90-day returnsPrintable return label by email
Ships in 2–4 business daysTracked delivery in 3–4 days
Real people, real answersEmail replies within a few hours
Designed in the USAConsidered pieces, made to last

Women's Lace-Detail Block-Heel Knee High Boots are your go-to choice for effortlessly elevating everyday and evening outfits alike. These knee-high boots feature a flattering silhouette, delicate lace trim at the lower shaft, a sturdy block heel for all-day comfort, and a full side zipper for easy on and off, perfect for the modern woman who wants style without sacrificing comfort.

Why You'll Love It

Leg-Lengthening Silhouette: The knee-high cut visually elongates the leg, adding an elegant touch to any outfit.
Feminine Lace Trim: Delicate decorative lace detailing at the calf adds a graceful, timeless detail that sets these boots apart.
Stable Block Heel: A solid block heel delivers reliable balance and comfortable wear, even after long hours on your feet.

Perfect For

Pair with skinny jeans and a cozy sweater for a polished fall look, style over leggings for a casual weekend outing, tuck in a midi dress for a boho-chic dinner, or wear with tailored trousers for a smart office ensemble.

Care Instructions

Wipe clean with a soft, damp cloth.
Avoid prolonged exposure to water or direct sunlight.
Store upright or with a boot shaper to maintain the shaft shape.
Allow to air-dry fully before storing.

Frequently Asked Questions

How do I put on and take off these boots?
These boots feature a full-length side zipper that runs the length of the shaft, making them very easy to slip on and off.

What is the heel height like?
The boots have a block heel designed for stability and comfort, making them suitable for extended wear throughout the day.

How high do these boots sit on the leg?
These are knee-high boots, designed to reach just at or near the knee for a leg-lengthening, flattering look.

Women's Shoe Size Chart

US Size	Foot Length	Foot Width
US 4	21.0–21.5 cm / 8.3–8.5 in	8.0–8.5 cm / 3.1–3.3 in
US 4.5	21.5–22.0 cm / 8.5–8.7 in	8.0–8.5 cm / 3.1–3.3 in
US 5	22.0–22.5 cm / 8.7–8.9 in	8.5 cm / 3.3 in
US 5.5	22.0–22.5 cm / 8.7–8.9 in	8.5 cm / 3.3 in
US 6	22.5–23.0 cm / 8.9–9.1 in	8.5–9 cm / 3.3–3.5 in
US 6.5	23.0–23.5 cm / 9.1–9.3 in	9 cm / 3.5 in
US 7	23.0–23.5 cm / 9.1–9.3 in	9 cm / 3.5 in
US 7.5	23.5–24.0 cm / 9.3–9.5 in	9–9.5 cm / 3.5–3.7 in
US 8	24.0–24.5 cm / 9.5–9.7 in	9.5 cm / 3.7 in
US 8.5	24.5–25.0 cm / 9.7–9.9 in	9.5–10 cm / 3.7–3.9 in
US 9	25.0–25.5 cm / 9.9–10.1 in	10 cm / 3.9 in
US 9.5	25.5–26.0 cm / 10.1–10.3 in	10–10.5 cm / 3.9–4.1 in
US 10	25.5–26.0 cm / 10.1–10.3 in	10–10.5 cm / 3.9–4.1 in
US 10.5	26.0–26.5 cm / 10.3–10.5 in	10.5 cm / 4.1 in
US 11	26.5–27.0 cm / 10.4–10.6 in	10.5–11 cm / 4.1–4.3 in
US 11.5	27.0–27.5 cm / 10.6–10.8 in	11–11.5 cm / 4.3–4.5 in
US 12	27.0–27.5 cm / 10.6–10.8 in	11–11.5 cm / 4.3–4.5 in

Size Guide

Find your fit.

Our pieces follow standard US sizing. If you're between sizes, choose the larger size for outerwear and knitwear and your usual size for dresses. The Size Finder on every product page gives you a personal recommendation in seconds.

Women's clothing

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	37.5–39	30.5–32	40.5–42
XL	16	40.5–42	33.5–35	43.5–45
XXL	18	43.5–45	36.5–38	46.5–48

Men's clothing

Size	Chest (in)	Waist (in)	Neck (in)
S	35–37	29–31	14–14.5
M	38–40	32–34	15–15.5
L	41–43	35–37	16–16.5
XL	44–46	38–40	17–17.5
XXL	47–49	41–43	18–18.5

Shoes

Foot length (in)	Women US	Men US	EU
9.0	6	–	36–37
9.4	7	–	37–38
9.7	8	6.5	38–39
10.0	9	7.5	40
10.3	10	8.5	41
10.6	11	9.5	42–43
11.0	–	10.5	44
11.3	–	11.5	45
11.7	–	12.5	46

Still unsure? Email info@fifthavenuestyle.com for personal sizing help.

Every piece is made from carefully selected materials. Please follow the care label inside the garment. As a rule of thumb: wash knitwear cold and dry it flat, and have tailored outerwear professionally dry cleaned to keep its shape for years.

Free US shipping on every order. Orders are processed within 2–4 business days, then delivered within 3–4 business days. You'll receive a tracking number by email as soon as your order ships.

90-day returns. Return unworn items in their original condition within 90 days of delivery. Email us and we'll send you a printable return label; the label cost is deducted from your refund, except for damaged, faulty or incorrect items. Full return policy

Styled for the Season

The Camel Coat Shop the look

The Overcoat Shop the look

The Rust Knit Dress Shop the look

The Quilted Jacket Shop the look

Good to know

Questions, answered

Can't find what you're looking for? Write to us and we'll reply within a few hours.

info@fifthavenuestyle.com

When will my order arrive?

We process orders within 2–4 business days. Delivery within the US then takes 3–4 business days, so most orders arrive within 5–8 business days.

Is shipping free?

Yes. Standard shipping is free on every order within the United States, with no minimum.

How can I track my order?

As soon as your order ships, we email you a tracking number so you can follow your parcel all the way to your door.

Do you ship outside the United States?

At the moment we ship to addresses within the United States only.

Can I change or cancel my order?

If your order hasn't shipped yet, email us at info@fifthavenuestyle.com as soon as possible with your order number and we'll do our best to update or cancel it.