---
title: "Sea To Summit Frontier UL Collapsible Cup"
name: "Sea To Summit Frontier UL Collapsible Cup"
brand: "Sea To Summit"
description: "The Frontier UL Collapsible Cup is a foldable mug/cup with a capacity of 400 ml and a weight of 53 grams, making it perfect for all kinds of travel."
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  - name: "Sea To Summit Frontier UL Collapsible Cup"
    url: "/p/sea-to-summit-frontier-ul-collapsible-cup"
last_updated: "2026-10-14"
---

# Sea To Summit Frontier UL Collapsible Cup

Brand: Sea To Summit · Category: [Cookware](/c/cooking/cookware.md)
Material composition: Silicone, Glass-reinforced nylon · Dimension: 10.1 × 10.1 × 8.8 cm · Packed dimensions: 10.1 × 10.1 × 2 cm

## Offer

- Price: €12.30
- Availability: Out of stock
- Condition: New
- Buy on the website: [HTML product page](/p/sea-to-summit-frontier-ul-collapsible-cup)

## Description

The Frontier UL Collapsible Cup is a foldable mug/cup with a capacity of 400 ml and a weight of 53 grams, making it perfect for all kinds of travel. It can be easily folded into a compact flat shape just 17 mm high. Made from food-grade, BPA-free silicone, it withstands both high and low temperatures. Glass-filled nylon reinforcement on the rim, middle, and base helps maintain its shape and prevents potential finger burns.

## Unique features that you won't find anywhere else.

Lightweight collapsible travel mug with a capacity of 400 ml and a weight of 53 g.

## Frontier UL Collapsible Cup

The purpose of the **Frontier Ultralight** range by [Sea To Summit](/b/sea-to-summit) is to bring **l****ightness, comfort, reliability**, and **practicality** to meal preparation and consumption of food during camping and outdoor activities. This range offers minimal weight without compromising quality or functionality.

The Frontier UL Collapsible Cup stands out for its **compactness**, thanks to its popular **collapsible design**. It can be easily folded into a **compact flat shape** just 17 mm high, making it perfect for all types of travel. Use it for morning coffee, drink chilled water during the day, and enjoy a cup of delicious tea in the evening.

The cup has a practical **400 ml capacity** and weighs only **53 grams**. Thanks to the use of food-grade silicone, it is also **heat-resistant** – ideal for both hot and cold beverages.

## Specifications

- Lightweight
- Compact flat shape (height 17 mm)
- Heat resistance – suitable for hot and cold liquids
- It can be used to heat beverages in the microwave
- Can be washed in the dishwasher
- Easy to clean
- Made from food-grade silicone that is BPA-free
- Nylon rings reinforced with glass (30%) around the top, in the middle, and at the bottom maintain shape and prevent scalding

## Specs

- Color: Blue, White, Orange, Yellow
- Material composition: Silicone, Glass-reinforced nylon
- Dimension: 10.1 × 10.1 × 8.8 cm
- Packed dimensions: 10.1 × 10.1 × 2 cm
- Volume: 0.355 l
- Weight: 53 g
- Woocommerce product id: 105485
- Brand: Sea To Summit

## Variants

- Sea To Summit Frontier UL Collapsible Cup - Bílá · SKU ACK038021-041004 · EAN 9327868160709 · €12.30 · Out of stock · White
- Sea To Summit Frontier UL Collapsible Cup - Oranžová · SKU ACK038021-040602 · EAN 9327868160686 · €12.30 · Out of stock · Orange
- Sea To Summit Frontier UL Collapsible Cup - Žlutá · SKU ACK038021-040901 · EAN 9327868160679 · €12.30 · Out of stock · Yellow
- Sea To Summit Frontier UL Collapsible Cup - Modrá · SKU ACK038021-040203 · EAN 9327868160693 · €12.30 · Out of stock · Blue

## Related

- [Keith Mug 300 ml](/p/keith-mug-300-ml.md)
- [Sea To Summit Frontier UL Collapsible Pour Over](/p/sea-to-summit-frontier-ul-collapsible-pour-over.md)
- [Keith Mug 450 ml](/p/keith-mug-450-ml.md)
- [Sea To Summit Frontier UL Long Handle Spoon](/p/sea-to-summit-frontier-ul-long-handle-spoon.md)
- [Keith Mug 650 ml](/p/keith-mug-650-ml.md)
- [Deejo Naked 15 g mirror copper](/p/deejo-naked-15-g-mirror-copper.md)
- [TOAKS Titanium 375 ml Cup](/p/toaks-cup-375-ml.md)
- [True Utility FireStash](/p/true-utility-firestash.md)

## Shipping and returns

- [Shipping and payment](/shipping-payment)
- [Returns](/return-order)

## Images

- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/af5d1d60e06f1a5979eb0738fb291925-01KWHVM19BX1P4W3S5KTEQEDCN.webp)
- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/08fd35825a5305b9eab40a57eec3fdac-01KWHVM1BJ1HQ8XSDGWBJQ7VP7.webp)
- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/759b81fcedbb5507a09eb69cf425dc93-01KWHVM136ZMDSJ9Z0B8E3RYNY.webp)
- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/348e2f3d25f62f1811babde3c5a7b0a6-01KWHVM1NCP21RGR3EKFC63JN6.webp)
- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/e73d265a836bf0d56f768cd21985d70f-01KWHVM14R260YRVYQQS1PA65P.webp)
- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/fc7dd7e7b3535a6ad1e35937e020ee14-01KWHVM16KZJ18QVYD5A13G5S9.webp)
- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/0fab9b06a4a82478b0743a18a9b0a89e-01KWHVM1EVP1RZA7PNCCQJD2Y1.webp)
- ![Sea To Summit Frontier UL Collapsible Cup](https://media.gramino.com/medusa/83163331f63bad1ee057a91aee6ab5df-01KWHVM1FZQ9E3W8JY95B1G0TP.webp)

## Identifiers

- SKU: ACK038021-041004
- EAN: 9327868160709
- Handle: sea-to-summit-frontier-ul-collapsible-cup
- Brand: Sea To Summit

This product is also available as [HTML](/p/sea-to-summit-frontier-ul-collapsible-cup).

Category: [Cookware](/c/cooking/cookware.md) · [Sitemap](/sitemap.md)

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