---
product_id: 286008107
title: "mens Jammer Swim Trunks"
brand: "my kilometre"
price: "¥5763"
currency: JPY
in_stock: true
category: "My Kilometre"
url: https://www.desertcart.jp/products/286008107-mens-jammer-swim-trunks
store_origin: JP
region: Japan
---

# Fast drying fabric 100% chlorine resistant 4-way stretch & durable fit mens Jammer Swim Trunks

**Brand:** my kilometre
**Price:** ¥5763
**Availability:** ✅ In Stock

## Summary

> 🏊‍♂️ Swim sharp, dry fast, and own every lap!

## Quick Answers

- **What is this?** mens Jammer Swim Trunks by my kilometre
- **How much does it cost?** ¥5763 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/286008107-mens-jammer-swim-trunks)

## Best For

- my kilometre enthusiasts

## Why This Product

- Trusted my kilometre brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rapid-Dry Technology:** Hit the water and dry off faster—engineered for quick moisture release to keep you comfortable.
- • **UV Shielded Swimwear:** UPF 50+ protection guards your skin during outdoor training sessions—swim smart, stay safe.
- • **Precision Fit Comfort:** Lined front and adjustable drawstring waist ensure a snug, drag-free fit tailored to you.
- • **Chlorine-Proof Performance:** Stay sharp swim after swim with 100% chlorine-resistant Sailfish fabric that won’t sag or bag.
- • **Enduring Stretch & Softness:** Four-way stretch fabric offers unmatched flexibility and softness, so you move freely and comfortably.

## Overview

MY KILOMETRE men's Jammer Swim Trunks combine durable 81% polyester and 19% special spandex for long-lasting shape retention and resistance to sagging. Designed with 100% chlorine-resistant Sailfish fabric, these jammers dry quickly and feature a lined front with an adjustable drawstring for a perfect fit. Offering UPF 50+ sun protection and four-way stretch comfort, they are the ideal choice for professional and fitness swimmers seeking performance and style.

## Description

Our jammers are engineered for drag-free swimming. Finished with front lining for added comfort and an internal drawstring. Kids will love the bright colors on Hygge’s Jammer; you’ll love the long-lasting PBT fabric that they won’t wear out with regular use. It’s fully resistant to the effects of chlorine, so it won’t lose its shape or excellent fit over time and, for outdoor use, full UV protection keeps the sun’s harmful rays away from covered areas. Finally, the drawstring waist lets them find the best fit that works for them.

## Features

- Remain Durable Throughout Use: 81% Polyester,19% Special Spandex features of resistance to sagging and bagging, keeping swimwear fitting newer longer
- Dry Significantly Fast: The practice suits are designed for training and fitness swimming, the Sailfish fabric is 100% chlorine resistant, fast drying and great shape retention
- Lining in the Front，Drawstring: The training Jammer/shorts feature of lined front and drawstring waist
- Soft and Comfortable: Low moisture absorption, Four-Way Stretch technology also provides soft comfort
- Chlorine Resistant: Hand wash cold water, hang or lay flat to dry.Don't iron or wash in hot water.Avoid direct sunlight

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07HHYLD12 |
| ASIN  | B0CPJF7NW7 |
| Age Range Description | Adult |
| Apparel Closure Type | Pull On |
| Apparel Fabric Stretch | High Stretch |
| Apparel Fabric Weight Class | Lightweight |
| Best Sellers Rank | #24,640 in Fashion ( See Top 100 in Fashion ) #7 in Men's Athletic Swimwear Jammers |
| Brand Name | MY KILOMETRE |
| Color | Black/Pro |
| Customer Reviews | 4.4 4.4 out of 5 stars (3,035) |
| Customer reviews | 4.4 4.4 out of 5 stars (3,035) |
| Date First Available  | 11 July 2019 |
| Department  | mens |
| Fabric Type | Polyester,Spandex |
| Fit Type | Fitted |
| Fit to Size Sentiment | Slim Fit |
| Garment Size Country | Mexico |
| Is Discontinued By Manufacturer  | No |
| Item Type Name | Swim Trunks |
| Item model number  | Swim-01 |
| Manufacturer | MY KILOMETRE |
| Manufacturer  | MY KILOMETRE |
| Manufacturer Part Number | CA-SwimBlackS |
| Material Type | Polyester,Spandex |
| Neck Style | Round Neck |
| Number of Items | 1 |
| Pattern | Solid |
| Product Benefits | Quick-drying, chlorine resistant, UV protection for swimmers |
| Product Care Instructions | Hand Wash Only |
| Rise Style | Low Rise |
| Size | S |
| Sleeve Length Description | Sleeveless |
| Sleeve Type | Long Sleeve |
| Special Size Type | Standard |
| Strap Type | Non-Adjustable |
| Style Name | Waist |
| Style Number | SwimBlackS |
| Swimwear Bottom Form | Jammer |
| Swimwear Form Type | Kneeskin |
| UPC | 661757449377 |
| Ultraviolet Protection Factor | UPF 50+ |
| Unit Count | 1 Count |
| character | sports |

## Images

![mens Jammer Swim Trunks - Image 1](https://m.media-amazon.com/images/I/61gf+h6w3pL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: What waist size is a small?**
A: small is like a size 10

**Q: Where is this made/manufactured?**
A: Cut the tags off mine, but if u are concerned about quality, don't be. I swim 5 miles a week and have just bought my 2nd pair in a different color b/c I love them so much and the quality is great. My TYR jammers now stay in the drawer.

**Q: Does anyone have any updates on how long these last in chlorine?**
A: I've been wearing for about 5-months, 2x week, 2,000yds/day, without noticeable discoloration, or deterioration of the material.  Legs have loosened up a bit, but they feel like they will last quite a while.

**Q: These are fina approved?**
A: I dont see My Kilometer as a swimsuit  manufacturer listed on FINA website for approved suits for men and female. You would have to contact seller i guess to confirm but these are great quality jammers for the price.

## Frequently Bought Together

- MY KILOMETRE Men's Swimsuit Jammer Solid Swim Jammers Endurance Long Racing Training Swimsuit
- Fiteng Men's Swim Jammers Competitive Athletic Swim Team Suit Training Endurance Racing Quick Dry Swimming Shorts UPF 50
- Speedo Unisex-Adult Swim Goggles Mirrored Vanquisher 2.0

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**Shop now:** [https://www.desertcart.jp/products/286008107-mens-jammer-swim-trunks](https://www.desertcart.jp/products/286008107-mens-jammer-swim-trunks)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-09-01*