The X-BIONIC® INVENT® 4.0 Shirt Round Neck Long Sleeve Junior offers reliable thermal protection for young athletes in any terrain. The new 4.0 generation is the first to provide Retina® Ultra-High-Definition quality for unique functional accuracy. The 3D Bionic Sphere® System ensures optimal thermoregulation of the chest and back with proven effectiveness. Sweat Traps® prevent sweat streaks and additionally support the cooling effect. Technologies such as the Air-Conditioning Channel® and the Air Guides® are also responsible for temperature-controlled ventilation. The stabilizing and balance-promoting ProPrio Padding, along with the perfect fit provided by the Active Band® and IDEO Waistband, enhance the performance-boosting comfort effects.
| Clothing size | 10XL, 11XL | 
| Sleeve length | Long sleeves | 
| Material composition | 3% POLYPROPYLENE, 8% Elastane, 89% polyamide | 
| Target group | Boys | 
| Item number | 61576992 | 
| Manufacturer | X-Bionic | 
| Category | Functional undershirts | 
| Release date | 1.9.2025 | 
| Colour | Black, Blue | 
| Exact colour description | Marine, X Black | 
| Material composition | 3% POLYPROPYLENE, 8% Elastane, 89% polyamide | 
| Target group | Boys | 
| Age group | Children | 
| Clothing size | 10XL, 11XL | 
| Sleeve length | Long sleeves | 
| Sport | Running, Skis, Winter sports | 
| Country of origin | Italy | 
| CO₂-Emission | |
| Climate contribution | 
How often does a product of this brand in the «Functional undershirts» category have a defect within the first 24 months?
Source: Digitec GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Digitec GalaxusUnfortunately, we don't have enough data for this category yet.
How often is a product of this brand in the «Functional undershirts» category returned?
Source: Digitec Galaxus