Prescription Lenses for Ray-Ban 4378V

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 4378V
Give your Ray-Ban 4378V frames a new life by replacing worn or scratched lenses with fresh prescription optics. These replacement prescription lenses for Ray-Ban 4378V are not manufactured by Ray-Ban. They allow you to keep the iconic style you love while restoring crystal-clear vision, without the expense of buying new frames. Only the prescription lenses are provided, not the frame. Our online configurator lets you select your exact prescription requirements, lens coatings, and tint options, so you can choose lenses for both prescription sunglasses or everyday optical glasses.

Compatibility of Prescription Lenses for Ray-Ban 4378V

Check the inside of your Ray-Ban temples to confirm the model “4378V” before ordering. The code on the inner arm ensures a perfect fit. These square-shaped lenses (height: 45,47 mm, diameter: 59 mm, base curve: 4) are specifically crafted to match Ray-Ban 4378V frames for optimal integration and performance.

Features of Prescription Lenses for Ray-Ban 4378V

UV400 protection for eye safety
Durable, lightweight CR39 lens material
Selectable indices: 1.5, 1.6, 1.67 for your optical needs
Impact resistance and secure fit
Customizable colors and surface treatments

How to Install Replacement Lenses

Easily replace your old lenses at home or with your optician. Simply remove the old prescription lenses from your Ray-Ban 4378V frames and slot in the new ones for a seamless fit. Follow the included instructions for best results.

Maintenance and Warranty

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