Description Specifications: ✔It is not recommended to use below 32 degrees Fahrenheit unless you have Iron Man's armor. ✔You wear thermal arm sleeves under your normal summer jersey along with the matching leg warmers under your summer bib shorts and you will perfectly warm right from the start all the way to the end. ✔The arm warmers can be easily removed and stashed in a pocket or pack when things warm up. ✔Reflective accents provide extra visibility in low light. Brand: ROCKBROS Style: OUTDOOR Color: Black Type: Thermal ARM SLEEVE Material: 85% POLYSTER & 15% SPANDEX Weight: 24g color:black white Quantity: 1 pair ( 2- piece) SIZE: XS-M: BICEP: 26cm (±2cm) LENGHT: 37CM L-XL: BICEP: 29cm (±2cm) LENGHT: 41CM XXL-XXXL: BICEP: 33cm(±2cm) LENGHT: 47CM our lifetime warranty : If you have any size problems, our 100% Happiness Money Back or resend Guarantee delivers peace of mind up front.

• ✔WARM HEART DESIGN: ①Non-slip strip is added to the top to prevent the sleeve from falling.②Reflective strips - add an insurance to your night.③Exquisite stitching -Our arm sleeves are more incredibly durable and stretchy.
• ✔ROCK SOLID GUARANTEE - We offer a 100% satisfaction guarantee. If the arm warms are Wrong size or damaged within 90 days, will replace it for you or provide a full refund so can feel confident purchasing with ROCKBROS.

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