Castelli A/C 3 Cap White

Name: Castelli A/C 3 Cap White
Brand: Castelli
SKU: 4526040001
Price: 25.21 USD
Availability: InStock

Castelli

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$25.21

CASTELLI · SIZE GUIDE

Measure with a tape and compare with the charts. For best results, measure over underwear. If you are between two sizes, choose the larger one.

Jump to:

Men · Tops · Men · Bottoms · Men · Gloves · Men · Socks · Men · Shoecovers
Women · Tops · Women · Bra · Women · Bottoms · Women · Gloves · Women · Socks · Women · Shoecovers
Kids

How to measure (Castelli)

Chest: keep the tape horizontal under the arms, around the fullest part of the chest.
Waist: measure around the natural waist, not too tight (slightly loose).
Hips: measure around the fullest part of the hips with feet together.
Inseam: using pants that fit well, measure from the inseam seam down to the ankle bone.
Gloves: measure hand circumference.
Socks / Shoecovers: based on your shoe size.

MEN

Tops · Size chart (Men)

	Unit	XS	S	M	L	XL	2XL	3XL
1. Chest	cm	88	92	96	100	105	110	115
1. Chest	in	34.5	36	37.5	39	41	43	45
2. Waist	cm	76	80	84	88	93	98	103
2. Waist	in	30	31	33	34.5	36.5	38.5	40.5

Bottoms · Size chart (Men)

	Unit	XS	S	M	L	XL	2XL	3XL
1. Hips	cm	90	94	98	102	107	112	117
1. Hips	in	35.5	37	38.5	40	42	44	46
2. Inseam	cm	81	82	83	84	85	86	87
2. Inseam	in	31.8	32.2	32.8	33.2	33.5	33.8	34.2

Gloves · Size chart (Men)

	Unit	XS	S	M	L	XL	2XL
1. Hand circumference	cm	< 18.4	18.4 – 20.3	20.3 – 22.2	22.2 – 24.1	24.1 – 26	> 26
1. Hand circumference	in	< 7.2	7.2 – 8	8 – 8.7	8.7 – 9.5	9.5 – 10.2	> 10.2

Socks · Size chart (Men)

	S/M	L/XL	2XL
EU	35 – 39	40 – 43	44 – 47
US	4 – 7	8 – 10	11 – 14

Shoecovers · Size chart (Men)

	S	M	L	XL	2XL
EU	36 – 39	40 – 42	43 – 44	45 – 46	46 – 48
US	4 – 7	8 – 9	10 – 11	12 – 13	13 – 14

WOMEN

Tops · Size chart (Women)

	Unit	XS	S	M	L	XL
1. Chest	cm	79	84	89	94	99
1. Chest	in	31	33	35	37	39
2. Waist	cm	63	68	73	78	83
2. Waist	in	24.5	26.5	28.5	30.5	32.5

Bra · Size chart (Women)

	Unit	XS	S	M	L	XL
1. Chest	cm	81 – 85	86 – 90	91 – 95	96 – 100	101 – 105
1. Chest	in	32 – 33.5	34 – 35.5	36 – 37.5	38 – 39.5	40 – 41.5
2. Underbust	cm	65 – 69	70 – 74	75 – 79	80 – 84	85 – 89
2. Underbust	in	25.5 – 27	27.5 – 29	29.5 – 31	31.5 – 33	33.5 – 35

Bottoms · Size chart (Women)

	Unit	XS	S	M	L	XL
1. Hips	cm	87	92	97	102	107
1. Hips	in	34	36	38	40	42
2. Inseam	cm	75	76	77	78	79
2. Inseam	in	29.5	29.9	30.3	30.7	31.1

Gloves · Size chart (Women)

	Unit	XS	S	M	L	XL
1. Hand circumference	cm	< 16.6	16.6 – 18.4	18.4 – 20.2	20.2 – 22	> 22
1. Hand circumference	in	< 6.5	6.5 – 7.2	7.2 – 8	8 – 8.7	> 8.7

Socks · Size chart (Women)

	S/M	L/XL
EU	35 – 38	39 – 41
US	5 – 7	8 – 11

Shoecovers · Size chart (Women)

	S	M	L
EU	35 – 37	37 – 39	39 – 42
US	3 – 5	5 – 7	7 – 9

KIDS

Size chart (height + hand circumference).

	Unit	6Y	8Y	10Y	12Y	14Y
1. Height	cm	116	128	140	152	164
1. Height	ft	3.8	4.2	4.6	5	5.4
2. Hand circumference	cm	—	14.2 – 16	16 – 17.8	17.8 – 19.6	—
2. Hand circumference	in	—	5.6 – 6.3	6.3 – 7	7 – 7.7	—

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Castelli A/C 3: freshness and protection for the hottest days

The Castelli A/C 3 Cycling Cap is designed to deliver freshness and protection during bike rides on hot days. Its lightweight, highly ventilated construction helps keep the head cool under the helmet, while its design prevents sun from entering through the helmet vents. A practical and comfortable accessory to enhance protection and ventilation on your summer rides.

Material: Highly ventilated mesh
Fabric technology: Lightweight breathable mesh construction
Breathability features: Ventilated fabric designed to promote airflow
Fit details: One-size-fits-most
Additional technologies: Designed for use under the helmet

Lightweight protection and ventilation under the helmet

The Castelli A/C 3 Cycling Cap is designed for riders seeking sun protection and increased ventilation during rides on hot days. Its lightweight, breathable design improves comfort under the helmet, preventing direct sunlight from entering through the helmet vents.

Ventilated mesh for maximum freshness

The cap is made from a highly ventilated mesh that promotes airflow and helps dissipate heat during activity. This construction helps maintain a cool feeling even on long rides in hot conditions.

Sun protection

The cap's design helps block direct sunlight from entering through the helmet openings, providing additional protection during sun-exposed rides.

Lightweight comfort on the ride

Its lightweight structure allows comfortable wear under the helmet without causing pressure or discomfort. Additionally, its flexible, one-size design ensures a comfortable fit for most riders.

Essential summer accessory

The A/C 3 Cycling Cap is an ideal complement for summer rides, offering ventilation, protection and style without adding weight or bulk to your gear.

Sex: Men
Unisex
Women
Color: White

Reference 4526040001

Product Availability

Most of our items are in stock and marked on the product page as "Available. Immediate shipping".

For items with size variations, this information will appear once the appropriate option is selected. If we do not have immediate stock, the estimated delivery time will be shown. We keep this information up to date and work hard to deliver your order as soon as possible. If the item is unavailable, you can subscribe to an alert to be notified once it’s back in stock.

Payment Methods

We accept card payments, PayPal, Klarna, Amazon Pay, among others. Once received and confirmed, we will process your order and begin preparation.

Shipping and Costs

We offer free shipping on most of our orders. For purchases over €100, shipping is free to countries such as Belgium, France, Germany, Luxembourg, the Netherlands, Portugal, and Spain. We do not ship to the Azores, Madeira, the Canary Islands, Reunion Island, or Guernsey..

Returns Policy

We want you to be completely satisfied with your purchase, so you have 30 days to return your order, as long as return conditions are met. You can find more information about exchanges and returns here. For hygiene and safety reasons, returns of unsealed and/or activated electronic products, food items, swimsuits, and wetsuits are not accepted. See details here.

Size Exchanges

For size-specific products, please refer to the size guide on the product page to choose the best fit. If you need a different size upon receipt of your order, you have up to 30 days to request a change. Follow the steps detailed here