--- product_id: 534246691 title: "Ultra-Sil Day Pack - Water-Resistant Ultra-Lightweight Backpack - 30D Cordura Fabric - Egg Sized Stuff Sack - 2-Way Zip - For Travel" brand: "sea to summit" price: "AR$204959" currency: ARS in_stock: true reviews_count: 12 category: "Sea To Summit" url: https://www.desertcart.com.ar/products/534246691-ultra-sil-day-pack-water-resistant-ultra-lightweight-backpack-30d store_origin: AR region: Argentina --- # Water-resistant 30D Cordura Egg-sized compact fold 91g ultra-lightweight Ultra-Sil Day Pack - Water-Resistant Ultra-Lightweight Backpack - 30D Cordura Fabric - Egg Sized Stuff Sack - 2-Way Zip - For Travel **Brand:** sea to summit **Price:** AR$204959 **Availability:** ✅ In Stock ## Summary > 🎒 Pack light, live large — your adventure’s best-kept secret! ## Quick Answers - **What is this?** Ultra-Sil Day Pack - Water-Resistant Ultra-Lightweight Backpack - 30D Cordura Fabric - Egg Sized Stuff Sack - 2-Way Zip - For Travel by sea to summit - **How much does it cost?** AR$204959 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.ar](https://www.desertcart.com.ar/products/534246691-ultra-sil-day-pack-water-resistant-ultra-lightweight-backpack-30d) ## Best For - sea to summit enthusiasts ## Why This Product - Trusted sea to summit brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Access:** Two-way zipper for quick, hassle-free packing and unpacking. - • **Night Rider Ready:** Bike light attachment keeps you safe when the sun goes down. - • **Durable Meets Dainty:** Premium 30D siliconized Cordura fabric resists water and wear. - • **Egg-Sized Convenience:** Folds down to the size of an egg—always ready, never bulky. - • **Featherweight Freedom:** Carry less, do more with just 91 grams of packable power. ## Overview The Sea to Summit Ultra-Sil Day Pack is a 20L ultra-lightweight backpack crafted from durable, water-resistant 30D siliconized Cordura fabric. Weighing only 91 grams, it folds down to an egg-sized stuff sack for ultimate portability. Designed for day trips, hiking, and travel, it features a two-way zipper and a bike light attachment point, blending convenience with rugged performance for the modern adventurer. ## Description Lightweight and small 20 litre backpack Review: Excellent for bike packing trips - Perfect for trips when you might need a pack from time to time - but not all the time. Packs really small and light. Feels delicate but seems ok in use. Have used for a couple of weeks on a bike tour - was great for visiting supermarkets but I was nervous about overloading it. Review: Comfortable and sturdy - While it is very thin and transparent, it’s remarkable how such a small pack size backpack can be so comfortable and sturdy. This has replaced my tote bag in my handbag and in my travel bag. ## Features - ULTRALIGHT & COMPACT: The Ultra-Sil Daypack is an ultra-lightweight and comfortable foldable backpack that folds down to the size of an egg, ensuring you always have a reliable and convenient bag on hand when you need it. - PREMIUM MATERIAL: Crafted from lightweight Ultra-Sil 30D siliconized CORDURA fabric, this packable backpack boasts exceptional strength, durability, and water resistance. It's designed to withstand the rigours of various adventures. - ADDED CONVENIENCE: This day backpack comes with a special attachment point for a bike light, enhancing your safety during nighttime activities. Plus, it features a two-way zipper closure, allowing for easy access to your belongings. - BEST FOR ALL TYPES OF DAY ADVENTURES: The Ultra-Sil day bag is the perfect folding backpack for a range of activities... a summit pack for hiking, carrying groceries, or functioning as a handy travel bag. - OUTDOOR GEAR THAT ENABLES FREEDOM: Sea to Summit stands as a testament to the boundless spirit of adventure, blending cutting-edge innovation with a deep commitment to empowering individuals to embrace self-reliance in any environment. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BVW9DPWZ | | Age Range Description | Adult | | Apparel Fabric Stretch | No Stretch | | Apparel Fabric Weight Class | Lightweight | | Backpack Design | Daypack Backpack | | Best Sellers Rank | 17,627 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) 146 in Internal Frame Camping & Hiking Backpacks | | Brand Name | Sea to Summit | | Care instructions | [NC] | | Closure Type | Zipper | | Colour | Spicy Orange | | Customer Reviews | 4.2 out of 5 stars 249 Reviews | | Embellishment Feature | Cord | | Fabric Type | 100% Nylon | | Fit Type | backpack | | Fit to Size Sentiment | Neutral | | Included Components | Components included in description | | Item Dimensions D x W x H | 8D x 24W x 39H centimetres | | Item Shape | Rectangular prism with modifications | | Item Type Name | Mochila ULTRASIL roja | | Item Weight | 91 g | | Lining Description | Nylon | | Manufacturer | SEA TO SUMMIT | | Manufacturer Part Number | ATC012021-060811 | | Material Type | Silicone-coated technical fabric (nylon or polyester) | | Model Name | Mochila Ultrasil Roja | | Model Number | ATC012021-060811 | | Number Of Pockets | 1 | | Number of Compartments | 2 | | Number of Items | 1 | | Other Special Features of the Product | Water Resistant | | Outer Material Type | Man-made | | Pattern | Solid | | Pocket Description | Bag | | Product Care Instructions | [NC] | | Product Style | Rucksack | | Recommended Uses For Product | Hiking, day trips, travel, outdoor activities | | School Type | RM | | Shell Type | Soft Shell | | Size | 20 Litros | | Sport Type | Hiking, Mountaineering | | Storage Volume | 20 litres | | Strap Type | Basic | | Subject Character | Sports | | Theme | Hiking | | Unit Count | 1.0 count | | Water Resistance Level | Water Resistant | | Zippered Compartment Count | 1 | ## Images ![Ultra-Sil Day Pack - Water-Resistant Ultra-Lightweight Backpack - 30D Cordura Fabric - Egg Sized Stuff Sack - 2-Way Zip - For Travel - Image 1](https://m.media-amazon.com/images/I/71BpXiinbaL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent for bike packing trips *by C***S on 29 March 2026* Perfect for trips when you might need a pack from time to time - but not all the time. Packs really small and light. Feels delicate but seems ok in use. Have used for a couple of weeks on a bike tour - was great for visiting supermarkets but I was nervous about overloading it. ### ⭐⭐⭐⭐⭐ Comfortable and sturdy *by A***. on 22 October 2025* While it is very thin and transparent, it’s remarkable how such a small pack size backpack can be so comfortable and sturdy. This has replaced my tote bag in my handbag and in my travel bag. ### ⭐⭐⭐⭐⭐ Exactly as described *by S***Y on 8 May 2026* Great, lightweight spare travel pack ## Frequently Bought Together - Sea to Summit Ultra-Sil Ultralight Day Pack, 20-Liter, Spicy Orange - Silicone Luggage Tag with Name ID Card Perfect to Quickly Spot Luggage Suitcase - Sea to Summit TravellingLight Hanging Toiletry Bag, Travel Organizer for Men and Women --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.com.ar/products/534246691-ultra-sil-day-pack-water-resistant-ultra-lightweight-backpack-30d](https://www.desertcart.com.ar/products/534246691-ultra-sil-day-pack-water-resistant-ultra-lightweight-backpack-30d) --- *Product available on Desertcart Argentina* *Store origin: AR* *Last updated: 2026-09-10*