I need a size large. Why is there not a size large?

I agree…. Why is small, medium, & large not an option?????

how to dertermine you size?

I use size L. I am a guy having small feet. My shoe size is 8 (the US size).

My daughter is size 12-13 in kids shoe (6 year old), does she need XS size?

check the chart when ordering I purchased xxl mens my shoe size is 11 1/2 fins fit perfect.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

FINIS Positive Drive Swim Fins for All Four Strokes - Ergonomic Fit - Adjustable Heel Strap - Yellow/Black

Product ID: 3316109

Details

Brand
FINIS
Color
Yellow
Fit Type
Regular
Material
Silicone
Sport
Swimming

💪leg strength & ankle flexibility

⚙️ergonomic adjustable fit

🏊‍♂️4-stroke propulsion boost

€ 111.93

Duties & taxes included

In stock

Sold byAmazon BelgiumDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Belgium.

Secure transaction

Description

🏅 Swim Smarter, Not Harder — Power Your Every Stroke!

TRAIN LIKE A PRO - Boost leg strength, foot speed, and ankle flexibility with fins designed for serious medley training.
CUSTOM FIT COMFORT - Adjustable heel strap and closed-toe silicone pocket ensure a secure, ergonomic fit that flexes naturally.
POWER EVERY STROKE - Asymmetrical ellipsoidal blades optimize propulsion for butterfly, backstroke, breaststroke, and freestyle.
COMPACT TRAVEL READY - Lightweight and small enough to pack easily, so you never miss a swim session on the go.
SWIMMER APPROVED INNOVATION - Developed with elite swimmers and coaches to deliver cutting-edge performance and comfort.

FINIS Positive Drive Swim Fins feature a unique asymmetrical ellipsoidal blade design that enhances propulsion across all four swim strokes. With an ergonomic silicone foot pocket and adjustable heel strap, these fins provide a secure, natural fit that improves leg strength, foot speed, and ankle flexibility. Lightweight and compact, they are perfect for medley training and travel, backed by FINIS’s commitment to innovative, swimmer-focused design.

Specifications

ASIN	B00745UVK8
Age Range Description	Adult
Best Sellers Rank	#169,878 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #71 in Swimming Training Fins
Brand Name	FINIS
Closure Type	Pull-On
Color	Yellow
Customer Reviews	4.3 4.3 out of 5 stars (803)
Fit Type	Regular
Global Trade Identification Number	00616323202146
Included Components	Positive Drive Fin XS
Item Highlight	Positive Drive Fins use asymmetrical blades to build power and promote a natural kick across all four strokes
Item Type Name	Positive Drive Fin XS
Item Weight	0.25 kg
Manufacturer	FINIS
Manufacturer Part Number	2.35.100.03
Material Type	Silicone
Model Number	2.35.100.03
Number of Items	1
Sport Type	Swimming
UPC	616323202146
Unit Count	1 Count

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

Imran F.

Very reliable shop with genuine products. Will definitely buy again!

2 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

€ 111.93

Duties & taxes included

In stock

Sold byAmazon BelgiumDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Belgium.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

View all Trustpilot reviews