Rainbow 501 Vintage 31 Sundek USA Made Surf Nylon Swim Shorts Bath Size 31 Blue
Overview
Vintage Sundek swim shorts model 501, produced in the United States using durable smooth nylon fabric and featuring the brand’s signature curved stripe styling.

This model represents classic Sundek surfwear heritage known for reliable construction, fast-drying capability, and long-lasting performance.

Light blue colorway combined with cream-toned stripe detailing reflects a clean traditional beachwear aesthetic associated with vintage Sundek production.

Measurements
Waist 38 cm (15.0 in)
Length 35 cm (13.8 in)
Rise 29 cm (11.4 in)
Inseam 6 cm (2.4 in)
Leg Opening 29 cm (11.4 in)

Tagged size 31, however vintage sizing typically runs smaller and this model may fit closer to modern size 30.

Checking measurements before purchase is recommended.

Brand
Founded in California in 1958, Sundek became widely recognized for producing durable surf swimwear capable of withstanding extended exposure to saltwater environments.

Vintage USA-made Sundek models remain appreciated for their structured construction and long-term durability.

Fabric
Constructed from 100% nylon, featuring a smooth vintage nylon surface typical of early Sundek USA production.

This fabric promotes quick drying performance and durability.

Construction
Traditional fixed waistband with lace adjustment system.

Reinforced seam structure typical of vintage USA-made Sundek swimwear.

This model was produced without an inner liner, consistent with certain early Sundek designs.

Design Details
Signature curved stripe panel along the side — one of Sundek’s most recognizable design features.

Rear pocket includes Sundek logo patch.

Light blue tone adds strong seasonal visual appeal.

Fit
Short-length vintage swim shorts silhouette.

Vintage sizing structure.

Tagged size 31 — may fit closer to modern size 30.

Era / Production Insight
Estimated production period:

1990s to early 2000s

USA manufacturing combined with nylon construction strongly indicates early Sundek production era.

Condition
Good vintage condition.

Fabric remains structurally strong.

No visible structural damage detected.

No inner liner present — original vintage design.

Cleaning
Garment has been cleaned.

Photo Disclaimer
Lighting conditions may slightly enhance brightness.

Measurement Disclaimer
Measurements taken laid flat.

Minor variation possible.

Color Disclaimer
Actual color tone may vary depending on lighting and display settings.

🔒 ROYAL DISCLAIMER
This item is an authentic pre-owned resale garment.
All trademarks belong to their respective owners.
This listing is not affiliated with the brand.

🛡 RESALE SHIELD
This item is sold under lawful resale principles.
Brand names are used strictly for identification purposes.

⚖ LEGAL BLOC
This listing complies with resale regulations.
No affiliation or endorsement is implied.

Returns / Final Note
I won't accept returns for reason item doesn't fit.
Ask for additional measurements if needed.

Retail Price + Used Price Suggestion
Vintage USA-made Sundek 501 nylon models typically sell within:

$80–110 USD