Prescription Lenses for Ray-Ban 4291

Size chart

Clothing Size Conversion Chart
Category	US	EU	UK	Chest (in)	Waist (in)	Hips (in)
Men	XS	44	34	32-34	26-28	33-35
	S	46	36	34-36	28-30	35-37
	M	48	38	38-40	32-34	39-41
	L	50	40	42-44	36-38	43-45
	XL	52	42	46-48	40-42	47-49
Women	XS	32	6	31-32	24-25	33-34
	S	34	8	33-34	26-27	35-36
	M	36	10	35-36	28-29	37-38
	L	38-40	12-14	37-39	30-32	39-41
	XL	42	16	40-42	33-35	42-44
Youth	XS	128	7	26-28	23-24	26-28
	S	134	8	28-30	24-25	28-30
	M	140	10	30-32	25-26	30-32
	L	146	12	32-34	26-27	32-34
	XL	152	14	34-36	27-28	34-36

Pants Size Conversion Chart
Category	US	EU	UK	Waist (in)	Hip (in)	Inseam (in)
Men	28	44	28	28	34	30
	30	46	30	30	36	31
	32	48	32	32	38	32
	34	50	34	34	40	33
	36	52	36	36	42	34
Women	0	32	4	24	34	30
	2	34	6	25	35	30
	4	36	8	26	36	31
	6	38	10	27	38	32
	8	40	12	28	40	32

Shoes Size Conversion Chart
Category	US	EU	UK	Foot Length (in)
Men	6	39	5.5	9.25
	7	40	6.5	9.625
	8	41	7.5	10
	9	42	8.5	10.25
	10	43	9.5	10.625
	11	44	10.5	11
	12	45	11.5	11.25
	13	46	12.5	11.625
Women	5	35	2.5	8.5
	6	36	3.5	8.875
	7	37	4.5	9.25
	8	38	5.5	9.625
	9	39	6.5	10
	10	40	7.5	10.25
	11	41	8.5	10.625
	12	42	9.5	11
M (Unisex)	5	37	4.5	8.75
	6	38	5.5	9
	7	39	6.5	9.5
	8	40	7.5	10
	9	41	8.5	10.25
	10	42	9.5	10.625
	11	43	10.5	11
	12	44	11.5	11.25

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Prescription Lenses for Ray-Ban 4291

Breathe new life into your eyewear by replacing worn or damaged prescription lenses without buying a new frame. These replacement prescription lenses for Ray-Ban 4291 are tailored to your vision needs for both sunglasses and optical glasses. Please note: These replacement prescription lenses for Ray-Ban are not manufactured by Ray-Ban.

Our easy online configurator allows you to choose lens index (1.5, 1.6, or 1.67), customize coatings, select colors, and configure other features to suit your daily style and prescription requirements.

Compatibility of Prescription Lenses for Ray-Ban 4291

Check compatibility by locating the ‘4291’ model number inside your temple arm. These lenses are square-shaped, with a height of 45 mm, diameter of 64 mm, and base curve 6, ensuring a precise fit for the Ray-Ban 4291 frame. If you need guidance on lens shape or measurements, our optical team is ready to assist you.

Features of Prescription Lenses for Ray-Ban 4291

UV400 protection blocks harmful rays
Lightweight comfort for all-day wear
CR39 material for optical clarity
Impact resistance for added durability
Customizable with prescription, colors, and coatings

How to Install Replacement Lenses

Switching your Ray-Ban 4291 lenses at home is simple with our step-by-step guide. Carefully heat the frame if necessary, align the lens with the groove, and gently press into place. Make sure not to force the lens to avoid damage to either the frame or lenses.

Maintenance and Warranty

Clean lenses with water and dry with a microfiber cloth for optimal clarity and longevity. We offer a 3-year warranty against manufacturing defects (this warranty does not cover scratches caused by normal use).