Real Madrid are famous for their all-white kit but will not be wearing it against Arsenal on Tuesday night.The two European giants are facing each other in the first leg of their heavyweight Champions League quarter-final showdown at the Emirates Stadium.CLICK HERE TO FOLLOW ARSENAL VS REAL MADRID LIVE!Real Madrid go into the tie as favourites as they are the current holders and have won the competition a record 15 times.Arsenal, however, are dreaming of causing an upset and Mikel Arteta hopes a “special atmosphere” will inspire them to victory.Why are Real Madrid not wearing white kit against Arsenal?Real Madrid are not wearing their all-white kit against Arsenal.Instead, the Spanish side are wearing an all-grey kit, which is their third strip for this season.Arsenal are the home side for the first leg and, as a result, they have the priority in terms of what kit they wear.Arsenal will be wearing their home kit, which is a red and white shirt with white shorts.This means Real Madrid are unable to wear their all-white home kit as the shorts would have clashed with Arsenal’s.UEFA rules state that shorts, as well as shirts, must not clash with the opposition’s colours.Arsenal were forced to wear white shorts instead of black when they travelled to face PSV Eindhoven during the first leg of their last-16 tie in March.Real Madrid had the option to wear either their away or third kit for the first leg against Arsenal.The club wore their away kit - an all-orange number - when they travelled to Manchester City earlier this season.But against Arsenal, Real Madrid have chosen to wear their third kit, which is grey.To receive the best stories in your inbox every day, click here to register for one or more newsletters from The Standard.

Here are five things we spotted in Arsenal's 3-0 Champions League quarter-final first leg victory against Real Madrid on Tuesday evening

Over the past few seasons, we have got used to Arsenal scoring from set-pieces. Jack-in-the-box set-piece coach Nicolas Jover jumps up, Bukayo Saka or Declan Rice swings in one of those menacing corners and Gabriel/William Saliba/Thomas Partey marmalises the defenders to head in.

Declan Rice stunned Real Madrid with two brilliant free-kick goals to help Arsenal build a commanding 3-0 win in the first leg of their Champions League quarter-final tie. Rice stepped up in the 58th minute to whip a fine bending strike past Thibaut Courtois.

Arsenal midfielder Declan Rice's two fantastic free kicks and a striker's finish from Mikel Merino secured a 3-0 victory over shocked holders Real Madrid in the first leg of their Champions League quarter-final at The Emirates Stadium on Tuesday.

The Premier League have claimed an extra Champions League spot after Arsenal defeated Real Madrid 3-0 in the first-leg of their quarter-final tie on Tuesday night.Declan Rice was in the form of his

Rice had gone 338 games without scoring a free-kick, and Arsenal almost four years. Then two came along in 12 minutes on a magical night at the Emirates

Declan Rice scores two sensational free kicks to help Arsenal to a 3-0 advantage over Real Madrid in the Champions League quarterfinals.

Arsenal's Declan Rice pulled rank on his captain and the club's set piece coach and it proved an inspired decision as he struck two sublime free kicks to help secure a 3-0 win over Real Madrid in the Champions League quarter-final first leg on Tuesday.