Arsenals season has been hugely frustrating in terms of the Premier League and they go into the Boxing Day clash against Bournemouth with separating them from the top four.The Gunners have managed just in the past 10 league matches but there is a sense of optimism around the club following the of Mikel Arteta as the new head coach.Still, the Spaniard wont have an easy task of renewing the confidence of the existing players and he would surely want to JaCoby Jones Jersey make a few additions to the squad next month to keep everyone on their toes.Here are two po sible players, who could head to the club in JanuaryWilliam Saliba Arsenal player on loan at Saint-Etienne: The 18-year-old centre-back was signed by the Gunners from Saint-Etienne during the summer but he was instantly loaned back to the French outfit as part of the agreement. Salibas season has not been injury free with a couple of setbacks already but he has impre sed from his , where he has managed three clean sheets.The Frenchman has shown good composure and Ryan Carpenter Jersey tackling abilities during his time with Saint-Etienne, but he does have a slight weakne s when it comes to dealing with aerial duels. The 18-year-old has recently returned to training after recovering from a broken foot and it remains to be seen whether the Gunners could propose to recall him at the turn of the year.At present, the club have to retain the 18-year-olds services in January but they could hold negotiations with Saint-Etienne over an additional sum to be paid on top of the transfer fees (staggered payments) in order to integrate him into the first-team squad next month.Dayot Upamecano RB Leipzig: The Frenchmans name popped up during the closing stages of the summer transfer window but the north London side decided Omar Infante Jersey against the deal for the central defender as it was to complete before the transfer deadline.One of the prime reasons behind the decision was certainly the players price tag and the club eventually opted to land David Luiz from Chelsea, which has proved an average piece of busine s, Miguel Cabrera Jersey given the Brazilian has been prone to making defensive mistakes in most games.Dayots contract expires in around 18 months time and the Gunners could be tempted to make a renewed approach in January with the probability of negotiating a . Compared to Saliba, Dayot is better equipped to handling aerial balls alongside his tackling and as per , he has achieved an 80 percent succe s rate with his aerial duels this season.______________________________________________________________________________The Gunners have Jeimer Candelario Jersey had concerns acro s the playing field barring the goalkeeper Bernd Leno, but it is unlikely that they would go on a mid-season spending spree to overhaul the squad.The club have lacked a central defensive duo, which has impre sed over a sustained period this season and Arteta may place his focus on that particular department for January.Arsenal have kept just three clean sheets in the Premier League this term. They have conceded and that is only the 12th best defensive record in the top-flight.